Multiply the polynomial (x+3)(x+4) a)x^2+7 b)x^2+12 c)x^2+7x+12

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)

Jaxon has s packs of 8 crazy straws. he divided the crazy straws into 2 equal bags. now, he has 224 crazy straws in each bag. how many packs of crazy straws did jaxon start with?