What is f (x) = 4x^2+19

find f (-5)

It is desired to test H0: μ = 55 against H1: μ < 55 using α = 0.10. The population in question is normally distributed with a standard deviation of 20. A random sample of 64 will be drawn from this population.

Simplify using properties of addition: -6w + w - 9 + 3w

Which of the following is a solution for the inequality 2x < 9? x = 6 x = 5.5 x = 4.5 x = 4

Abigail bought some mangoes at 3 for GH¢ 0.90 and sold all at 4 for GH¢ 1.60. If she made a profit of GH¢ 35.00, how many mangoes did she buy?

The longest side of a triangle is five more units than the shortest side. The third side is three times the length of the shortest side. If the perimeter of the triangle is 50 units, write and solve an equation to find the lengths of all three sides.

Abcd is a rectangle with b (-5, 0), c (7, 0) and d (7, 3). find the coordinatesof a.

Mary can make a costume twice as fast as Sam can. If they both work together, they can make it in 6 hours. How long will it take Mary to make the costume if she works alone?

An equiangular triangle is also known as: acute right. regular obtuse

Three friends each bought a different ipod nano music player the total for the three purcheses was $375 Thomas paid 30 more than Megan Ryan paid 15 less than Megan how much did each person pay

Trignometric ratios