That is my mystery number??? 20 pts My number has 2 digits
It is less than 50
It is odd
The sum of its digits is 5
What could my mystery number be???

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! ❤

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Abcd is a square. what is the measure of angle bac