What number should be added to the expression x2+4x to change it into a perfect square trinomial? 1 2 4 8

Evaluate the expression. (9 + 5)(3 + 2)0

Measure of angles 31 (x+4) (3x+9) me

Glenda makes an online purchase for picture frames for $12.95 each and formats of $5.89 each the site says it taxes paid by the customer or 6.5% of the total purchase price shipping charges are based on the