Solve x^2+2x+7= 0 using the Quadratic Formula Select all that apply

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.

Sections of prefabricated wood are each 5 1/3 feet long. how long are 7 1/2 sections placed end to end?