Verify that (sinx - cosx) ^2=1-2sin (x) cos (x)

In Tim's math class, there are 12 pencils and 15 markers. Which of the following is the ratio of markers to pencils in Tim's math class?

What is the coefficient of y in the expression 1 · 2 + 6y?

Factor out the coefficient of the variable 5/6s+4/6

Explain the difference in meaning between l-3l and - 3.

Which set of integers is a Pythagorean triple? A 20, 23, 28 B 18, 26, 44 C 9, 40, 41 D 8, 20, 32

When testing μ, how do we decide whether to use the standard normal distribution or a Student's t distribution? If the x distribution is normal and n ≥ 30 with known σ we use the Student's t.

What is - 90>-5 (k-3) ?

How to simplify the expressions of 5p-5-10-2p

Translate algebraically and simplify. Find the area of a rectangle with a length that is 4 less than 3 times the width X

Jenny runs a cake making business, she receives an order for 6 carrot cake how much mixed spice will she need for 6 cake 1