mf0datazz mf0datazz

03-02-2017
Mathematics

contestada

Solve the equation, x^2 + 3x - 54 = 0.

A. x = 6 or x = -9

B. x = -1/3 or x = -2

C. x = -1/3 or x = 50

D. x = -1 or x = -9

Respuesta :

texaschic101 texaschic101

03-02-2017

x^2 + 3x - 54 = 0
(x + 9)(x - 6) = 0

x + 9 = 0
x = -9

x - 6 = 0
x = 6

answer is A. x = 6 or x = -9

Answer Link

Otras preguntas

ted is making three picture frames like the one shown below.what length wood does ted need for all three picture frames?

Use the information to find the length of CD in parallelogram ABCD. The perimeter is 92 cm. AD is 7 cm more than twice AB. (Hint: Sketch the diagram.)

Read the following idioms and figurative definitions. Match the definitions to its corresponding idiom. Remember, you are looking for what these idioms really m

What is the prefix of active

there is $100 in my piggy bank. My friend and I went to the mall and i spent $20. How much money do i have now?

why did farmers follow railroads into the texas frontier

represent the number 1.16 using base ten blocks

whats the integral of 1/X

PLEASE CHECK MY ANSWERS (PART 1)

A bottle of fruit juice is 800 milliliters. How many liters of fruit juice are in 120 bottles?