What is the answe of quadratic equation in the form ax² + bx + c = 0 given the following roots -8 and 10

If a half circle has 8 radius then let the height be the x in the answer of r x h(n)= 42eqution 8(r) × h /x) = 42i will mark brainlies for the one that can answer these​

4. rina spent $45 on a cap and a backpack.the backpack cost 4 times as much as the cap.a) how much did the cap cost? b) how much did the backpack cost? ​

D. suppose pa =1, pt = 5, and there is a price ceiling on apple juice of p = 5.buko sunewhat is the excess demand for buko juice as a result? draw a graph toillustrate your answer.​