geanmarcos911 geanmarcos911

12-12-2019
Mathematics

contestada

Solve the following equation.
x² + 64=0

Respuesta :

marrawarra11 marrawarra11

12-12-2019

Answer:

x=-8

Step-by-step explanation:

square root 64 which is 8

-8^2 = -64

-64 -64 = 0

-8^2 + 64 = 0

Answer Link

morganfamily4231 morganfamily4231

12-12-2019

Answer:

x=8

=>x^{2} =-64\\

=> \sqrt{x^{2} } =\sqrt{64} \\\\

=> x=8

Step-by-step explanation:

Answer Link

Otras preguntas

What is the third quartile of the following data set? 24, 20, 35, 39, 28, 42, 25, 29, 44, 21, 37? a. 37 b. 35 c. 29 d. 39

A board game that normally costs $30 is on sale for 25 percent off. What is the sale price of the game?

What did Alexis de Tocqueville write about American democracy's effect on personal ambition? A. American democracy didn't spread wealth equally. B. American

Which form of the modifier correctly completes the sentence? Is the little calico cat the __________ kitten of the litter? a. smallest b. smaller c. small

The volume of a prism is found by multiplying the area of the base by the height. A rectangular prism has a volume of 144 cm^3, and a square base with a width o

Sonji paid $25.00 for two scarves, which were different prices. When she got home she could not find the receipt. She remembered that one scarf cost $3 more tha

In an isosceles triangle, the altitude and median are __________. a. the legs of the triangle b. segments opposite one another c. the same segment d. perpen

Stalin wanted to transform the Soviet Union into a modern ___________________________ country

What is the answer to 2a-3=7

What is the percent yield of potassium chloride if potassium reacts with excess chlorine gas to produce 10.3 grams of potassium chloride, but the theoretical yi