Factorize: a2+50ab+641b2-8bc+c2

Brainlest answer can you find the area and circumference of a circle given the radius or diameter? if its yes or no explain why

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers