What quantity must be added to 4x^2 + x - 5 to obtain x^2 + 5x + 1 ? F. 5x^2 + 6x + 6
G. 5x^2 + 6x - 4
H. -3x^2 + 6x + 6
J. -3x^2 + 6x - 4
K. -3x^2 + 4x + 6

Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet

Which equation shows y= 3 4 x− 5 2 in standard form? a 4x−3y=10 b 3x−4y=10 c 3x−4y=−10 d 4x−3y=−10

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g