ashlyxaguilarov2hxn ashlyxaguilarov2hxn

04-01-2018
Mathematics

contestada

What is the answer to (7k+8)(7k-6)

Respuesta :

Аноним Аноним

04-01-2018

(7k+8)(7k-6)
=49k²+56k-42k-48
=49k²-12k-48 This is the answer if you want it expanded

K=(-8/7) , (6/7) answer if the equation is equal to 0

Answer Link

04-01-2018

7k•7k-7•6k+7•8k-8•6=
49k^2 -42k+56k-48=
49k^2 -14k-48

Answer Link

Otras preguntas

jasmines cd collection is 3/8 jazz 1/4 rap and the rest is rock music what is the fraction of rock music

In scientific notation, what is the sum of 2.3 times 10^{-3} and 5.4 times 10^{-4}?a. 2.84 times 10^{-3}b. 5.63 times 10^{-3}c. 7.7 times 10^{-7}d. 12.42 times

What value of x makes the equation true ? 4(2x-4)=16

find the circumference of a circle whose radius is 15.4cm

All of the following expressions have a value between 0 and 1, excepta. \frac{(-3^{7})}{(-3)^9}b. 4^{-10}× 4^{6}c. \frac{(8^3)^3}{8^{-4}} d. ( \frac{2}{5} ^{8})

In scientific notation, what is the sum of 2.3 times 10^{-3} and 5.4 times 10^{-4}?a. 2.84 times 10^{-3}b. 5.63 times 10^{-3}c. 7.7 times 10^{-7}d. 12.42 times

jasmines cd collection is 3/8 jazz 1/4 rap and the rest is rock music what is the fraction of rock music

find the circumference of a circle whose radius is 15.4cm

In scientific notation, what is the sum of 2.3 times 10^{-3} and 5.4 times 10^{-4}?a. 2.84 times 10^{-3}b. 5.63 times 10^{-3}c. 7.7 times 10^{-7}d. 12.42 times

find the circumference of a circle whose radius is 15.4cm