We want to factor the following expression: x^4 + 9 Which pattern can we use to factor the expression? U and V are either constant integers or single-variable expressions. Choose 1 A)(U + V)? or (U – V)?
B)(U + V)(U – V)
C) We can't use any of the patterns.

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.