Why tanX is not differentiable?

1 Batch Fruit Salad contains : 1 1/2 c apples, 1 3/4 c grapes, 1/2 c raisins, 2 2/4 c bananas, 3/4 c coconut, 1 2/4 c cherries and 2 1/4 c pineapples Question: One batch of fruit salad has equal amounts of which kinds of fruit? Explain.

In his first year, a math teacher earned $32,000. Each successive year, he earned a 5% raise. How much did he earn in his 20th year? What were his total earnings over the 20-year period?

What is the inverse of the function below? f (x) = x - 5

A rectangle is 18.4 cm long and 16.3 cm wide. What is a) the perimeter of this rectangle and b) the area of this rectangle?

Which is the ratio of 4/5 to 7/15? a) 7/12 b) 1 5/7 c) 11/15 d) 1 4/11

Shelby earns $190 per week at her part time job and she spends $15.20 each week eating at the local fast food restaurant. What percent of her weekly income does she spend eating out? 12.5% 28.8% 8% None of these.

Mau bought a television for 330. The tax rate is 8% what is the total amount paid for the television

What happens when blue sounds like thunder, but thunder tastes like red?

A cone has a diameter of 18 units and height of 8 units. What is its volume? 72π cubic units 216π cubic units 648π cubic units 864π cubic units

Samantha and Luis are attempting to determine how many library books each seventh grade student checks out at the same time. Samantha surveys every other seventh grade student leaving the library. She samples a total of 40 of the 200 seventh graders.