isabella79467 isabella79467

01-02-2021
Mathematics

contestada

A student is trying to solve x^2-7x-2=0
using quadratic formula find the value of b

Respuesta :

01-02-2021

b -7, so x = [7 ± √(7^2-4(1)(-2))]/[2(1)]

Answer Link

Otras preguntas

5y-3x+2=0 to y=mx+b form

In the summer Brian saw 20 movies at the theater. in the fall he saw one fourth as many movies. Write an equation that shows how many movies he saw in the fall

Why are the carbon cycle, the phosphorous cycle, the water cycle, and the nitrogen cycle all considered to be biogeochemical cycles? Because all these cycles in

Temperature and pressure can change the _____________ of a solute.

If the outcome of the Civil War had been different, how would that most likely have affected China?

Write the ratio as a fraction, a decimal, and a percent. 51:75

what phase occurs between the full moon and the third quarter?

. Determine whether the polynomial is a perfect square and if it is, factor it. n^2 – 9n + 9 is not a perfect square is a perfect square: (n + 3)^

Number the following items (1-4) to show how thinking progressed from the earliest civilizations (1) to the Greeks and then to modern times (4). Scientists

A rectangle has an area of x square units. The rectangle is dilated to create a new rectangle with an area of 9x square units. Describe the change in the dimens