Question 2 of 25
Subtract.
4x2 - 5x+1
(2x2 +9x-6)

The answers are:

1. 3

2. -50

chad should not have included the values (1, 2) and (3, 6) because that would mean he only had half a healing card.

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