eddsworldfrantic eddsworldfrantic

01-02-2019
Mathematics

contestada

Which expression is equivalent to (5x^7+7x^8) − (4x^4−2x^8)?

A. 9x^8 + 5x^7−4x^4
B. 3x^8 + 7x^7
C. 12x^8 − 2x^4
D. 5x^8 + 5x^7 + 4x^4

Respuesta :

xotiffanyxoxo7169 xotiffanyxoxo7169

01-02-2019

simplify step-by-step
[tex]5 {x}^{7} + 7 {x}^{8} - (4 {x}^{4} - 2 {x}^{8} )[/tex]
ANSWER
[tex]9 {x}^{8} + 5 {x}^{7} - 4 {x}^{4} [/tex]

Answer Link

Otras preguntas

7kg of soybean oil which costs $4/kg was combined with 14kg of canola which costs $1/kg. Find the cost per kg of mixture.

Why is carbon unique among the elements?????

how do I solve 9 1/9 - 5/6

Compare and contrast an electromagnet and a permanent magnet.

expand and simplify this can you help (2x²−3x+4) ( x²+5x−7)

Write each decimals as a fractions or a mixed number. 26.3 and 7.104 >> help <

what is the ordered pair solution for;x + 2y = 53x - y = 1

what causes the earths crust to move ?

What method of generating electricity doesn't make use of a rotating generator?

How would I find the slope intercept form of x+y+3=0?