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

A: 1

B: 2

C:4

D:8

Approximate square root of 39 to the nearest whole number

What is the value of - 3/15-31 + 2-3²

Which rate describes a unit price $0.01 for 12 seconds $0.25 for 5 minutes $1.00 for 4 hours $5.00 for 1 day

Kevin has a yearly income of $68,280. His total state and federal income tax for the year is $12,048. What is his monthly net income in dollars

Which is greater, 4 cups or 46 fluid ounces? How much greater? A. 46 fluid ounces; it is 14 fluid ounces greater. B. 46 fluid ounces; it is 16 fluid ounces greater. C. 4 cups; it is 14 fluid ounces greater. D. 4 cups; it is 16 fluid ounces greater.

Billy plays outside for a half of hour how mintues billys played outside

Solve the equation 2 (c-4) + 8=1/2 (6c+20) 1/2 is fraction by the way

The equation 3 (x+10) = 87 models situation. Which choice show the shows the sequence of the operations needed to solve this problem, using both arithmetic and algbra

What is the absolute value of - 4 minus the square root of 2i

A water tank in the shape of an inverted cone has height 11 feet and radius 5 feet. find the volume of the water in the tank when the water is 6 feet deep