f(x)=x 2+10 Over which interval does f have a positive average rate of change? Choose 1 (Choice A) A [-3,3][−3,3]open bracket, minus, 3, comma, 3, close bracket (Choice B) B [-4,-1][−4,−1]open bracket, minus, 4, comma, minus, 1, close bracket C [-3,1][−3,1]open bracket, minus, 3, comma, 1, close bracket D [-1,2][−1,2]

518,400

step-by-step explanation:

the area is multiplying all the given measurements together.

40 * 18 * 30 * 24 = 518,400

sites:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.