Simplify the following exponential expressions: 1. 6y^3 x 5y^6

2. 8x^5 x 3x^2

3. 7m^4 x 3m x 5m^2

4. 10d^7 x 5d^0

In the 30-60-90 triangle below side s has a length of and side r has a length

In what organelle does photosynthesis take place?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.