Which of these is a critical point of the function `f(x) = 1/2 x^4 - 3x^3 + 1/2x^2 + 12x + 7` in the interval [-1.5, 2]?

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

the answer would be 44.79

plz mark brainliest

step-by-step explanation:

the olimpics is not going to wokk out

step-by-step explanation:

hi there!

the answer is: 2 and -2

step-by-step explanation:

case 1: an absolute value of positive number will still be a positive number

so absolute value of 2 is 2

case 2: an absolute value of negative number will be positive number so absolute value of -2 is 2