A 14 -foot ladder is leaning against a building, with the base of the ladder 2 feet from the building. How high up on the building will the top of the ladder reach?

Which is an equation for the nth terms of the sequence 12,15,18,21

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

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?