Write an addition equation and a subtraction equation with 10 as the solution.

Sketch one cycle if the cosine function y=2cos2theta

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

Find the value of x. give reasons to justify your solutions! h ∈ ig