Which expression has the greatest value?
1. 4 - 2^-2
2. 4 - 2^2
3. 4(-2)^2
4. -4(-2)^2

What is the standard form of -5x^2+2x^4-11+x^3+3x

Abox of chocolates cost $7 which equation relates the number of boxes sold parentheses x parentheses and total cost of the boxes sold parentheses y parentheses

Aplane is flying at 32,500 feet. it needs to rise to 36,000 feet in two stages.• in stage 1, it rises 5% of its initial altitude of 32,500 feet.• in stage 2, it rises at a rate of 125 feet per minute.how many minutes does it take for the plane to rise during stage 2?