Zeros of a Fuction: Calculating geometric shapes

Question 1

The following function has been graphed below:

$$ y=-x^2+3x+10 $$

Calculate the area of triangle ACO.

Question 2

The following function has been graphed below:

$$ y=x^2-6x+8 $$

Calculate the area of triangle AOK.

Question 3

The following function has been graphed below:

$$ y=-x^2+3x+10 $$

Calculate the area of triangle ABC.

Question 4

The following function has been graphed below:

$$ f(x)=-x^2+5x+6 $$

Calculate the area of triangle COB.

Examples with solutions for Zeros of a Fuction: Calculating geometric shapes

The following function has been graphed below:

$y=-x^2+3x+10$

Calculate the area of triangle ACO.

$10$

The following function has been graphed below:

$y=x^2-6x+8$

Calculate the area of triangle AOK.

$8$

The following function has been graphed below:

$y=-x^2+3x+10$

Calculate the area of triangle ABC.

$35$

The following function has been graphed below:

$f(x)=-x^2+5x+6$

Calculate the area of triangle COB.

$36\frac{3}{4}$