Solve x2 + 6x + 7 = 0.
x = −1 and x = −5
3 plus or minus square root of 2
negative 3 plus or minus square root of 2
quantity of negative 3 plus or minus square root of 2 all over 2

The mathematical expression 9€ t means

Suppose a triangle has two sides of length 32 and 35, and that the angle between these two sides is 120°. which equation should you solve to find the length of the third side of the triangle?

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi