How do you factor the quadratic 42x^2 - 35x +7

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?