Insert the corresponding expression:
Insert the corresponding expression:
\( \left(\frac{2}{3}\right)^a= \)
Insert the corresponding expression:
\( \left(\frac{3}{4}\right)^x= \)
\( \)
Insert the corresponding expression:
\( \left(\frac{5}{7}\right)^{ax}= \)
Insert the corresponding expression:
\( \left(\frac{5}{9}\right)^{2x+1}= \)
Insert the corresponding expression:
\( \left(\frac{11}{19}\right)^{a+3b}= \)
Insert the corresponding expression:
Let's determine the corresponding expression for :
We apply the property of exponentiation for fractions, which states:
.
Substituting , , and , we have:
.
Therefore, the correct expression is .
Assessing the possible choices:
Thus, the correct choice is Choice 3: .
Insert the corresponding expression:
To solve this problem, we will apply the rules of exponents:
Now, let's work through these steps:
Step 1: We are given the expression .
Step 2: According to the rule of exponents, when a fraction is raised to a power, this is equivalent to raising both the numerator and the denominator to that power. Therefore, we have:
Therefore, the expression is equivalent to .
Thus, the correct answer is option 1, which is .
The solution to the problem is .
Insert the corresponding expression:
To solve the problem, follow these steps:
Therefore, the rewritten expression is .
Among the given choices, the correct one is:
Insert the corresponding expression:
To solve this problem, we'll apply the power of a fraction rule, which states that .
Step 1: Recognize the given expression: .
Step 2: Apply the exponent rule to rewrite the expression. According to the rule, this becomes:
.
Therefore, the expression can be rewritten as .
Among the given choices, the correct option is choice 1: .
Thus, the solution to the problem is .
Insert the corresponding expression:
To solve this problem, we need to rewrite the expression using the rules for powers of fractions. Specifically, we apply the exponent to both the numerator and the denominator separately.
According to the rule , we apply the exponent to both 11 and 19:
Therefore, the expression can be rewritten as , matching choice 3 in the provided options.
Hence, the solution to the problem is .
Insert the corresponding expression:
\( \left(\frac{5\times11}{3\times7}\right)^a= \)
Insert the corresponding expression:
\( \left(\frac{3\times7}{4\times8}\right)^{b+1}= \)
Insert the corresponding expression:
\( \left(\frac{11\times9}{10\times12}\right)^{x+a}= \)
Insert the corresponding expression:
\( \left(\frac{3}{2\times5}\right)^x= \)
Insert the corresponding expression:
\( \left(\frac{13}{7\times6\times3}\right)^{x+y}= \)
Insert the corresponding expression:
To solve this problem, follow these steps:
Identify the given expression: .
Apply the exponent rule for powers of a fraction: .
Apply this rule separately to the numerator and the denominator:
The numerator is and the denominator is . When the fraction is raised to a power , we apply the power to both the numerator and denominator:
Which corresponds to option 1.
Each product is raised to the power . By exponent rules , this expression becomes:
Thus, the expression can be rewritten as: .
Referring to the provided choices, this matches choice 3.
Therefore, the correct choice is 4, A+C are correct.
A'+C' are correct
Insert the corresponding expression:
To solve the expression , we follow these steps:
Therefore, the simplified expression is .
Upon examining the choices, the correct option is choice 3: .
Insert the corresponding expression:
To solve the problem, we need to simplify the expression and write it in the form requested in the question.
We begin by using the exponent rule: . Applying this rule here:
Next, we can simplify the expression further by applying the power over a product rule: .
Applying this rule to both the numerator and denominator gives us:
Numerator:
Denominator:
Therefore, the entire expression becomes:
This matches the given answer. Thus, the solution to the question is:
Insert the corresponding expression:
To solve this problem, we'll follow these steps:
Now, let's work through each step:
Step 1: We have the original expression .
Step 2: Apply the rule to get .
Step 3: Expand the denominator: . This leads us to .
Therefore, the solution to the problem is .
Insert the corresponding expression:
Let's start by examining the expression given in the question:
This expression is a power of a fraction. There is a general rule in exponents which states:
Using this rule, we will apply it to our original expression.
Given, , , and , we can rewrite our expression as:
The solution to the question is:
Insert the corresponding expression:
\( \left(\frac{2}{3\times5\times7}\right)^x= \)
Insert the corresponding expression:
\( \left(\frac{2\times4\times5}{7}\right)^a= \)
Insert the corresponding expression:
\( \left(\frac{3\times4}{5\times11\times9}\right)^y= \)
Insert the corresponding expression:
\( \left(\frac{2\times7\times21}{5\times6}\right)^x= \)
Insert the corresponding expression:
\( \left(\frac{5\times6\times7}{9\times11\times13}\right)^b= \)
Insert the corresponding expression:
To solve this problem, we need to express by applying the rule for powers of a fraction.
Using the exponent rule , we proceed as follows:
Therefore, the original expression simplifies to .
The correct answer is: .
Insert the corresponding expression:
To solve this problem, we'll apply the exponent rule for fractions and products.
Therefore, the expression simplifies to .
Insert the corresponding expression:
To simplify the given expression, we start with the original expression:
.
Using the property for powers of a fraction, we distribute the exponent to the numerator and the denominator:
First, apply the formula:
.
Next, apply the power of a product property, , to both the numerator and the denominator:
The numerator becomes .
The denominator becomes .
Thus, the fully simplified expression is:
.
After comparing with the given options, this matches choice 1 and 2, so option 4 is the right one: A+B are correct
a'+b' are correct
Insert the corresponding expression:
To solve this problem, we'll follow these steps:
Now, let's work through each step:
Step 1: The original expression is . It needs to be rewritten by applying the exponent to each part of the fraction according to the rules of exponents.
Step 2: Using , we apply the exponent to both the numerator and denominator:
Step 3: Distribute the exponent across each multiplication in the numerator and the denominator according to the rule :
In the numerator: .
In the denominator: .
Thus, the expression becomes:
Therefore, the solution to the problem is .
Insert the corresponding expression:
To solve this problem, we'll use exponentiation properties to simplify the given expression:
As we have followed the rules of exponents and simplified accordingly, the corresponding expression is:
.
Insert the corresponding expression:
\( \)\( \left(\frac{2\times4\times6}{7\times8\times9}\right)^{3x}= \)
Insert the corresponding expression:
\( \left(\frac{2}{3\times7\times5}\right)^{a+2}= \)
Insert the corresponding expression:
\( \left(\frac{5\times6\times7}{9}\right)^{2x+1}= \)
Insert the corresponding expression:
\( \left(\frac{6}{11\times13\times15}\right)^{xy}= \)
Insert the corresponding expression:
\( \frac{1}{a^{-x}}= \)
Insert the corresponding expression:
Let's analyze the expression we are given:
The expression is a power of a fraction. The rule for powers of a fraction is that each component of the fraction must be raised to the power separately. This can be expressed as:
Applying this rule to our expression, we have:
Therefore, raising each part to the power gives us:
Thus, the simplified expression for the given equation is:
The solution to the question is:
Insert the corresponding expression:
To solve the problem, we will leverage the rules of exponents:
First, distribute the exponent to the numerator:
Now, distribute the exponent to the entire denominator:
Thus, the expression becomes:
This matches choice 3: .
Insert the corresponding expression:
Let's solve the problem step-by-step:
We begin with the expression: .
Step 1: Apply the exponent to both the numerator and the denominator using the rule .
This gives: , as in choice b.
Step 2: Distribute the exponent across each factor in the numerator: .
This results in: .
Therefore, the expression evaluates to:
.
This corresponds to choice 1. Hence, choices a' and b' are equivalent.
The correct answer is: a'+b' are correct.
a'+b' are correct
Insert the corresponding expression:
First, let's apply the exponent to the entire fraction:
Now, distribute the exponent in the denominator to each factor:
Thus, the rewritten expression is .
Comparing our expression with the options given and based on our simplification, option 3: makes sense, as well as option 2: after distributing the exponent within the denominator.
Therefore, both options B and C are correct, making the right choice option 4.
Therefore, the correct answer is: B+C are correct.
B+C are correct
Insert the corresponding expression:
We begin with the expression: .
Our goal is to simplify this expression while converting any negative exponents into positive ones.