3 years ago

Fully simplify −10x3y2(9x)

Mathematics

1 answer:

lbvjy [14]3 years ago

5 0

Answer:

Step-by-step explanation:

-10*9*x^3*x*y^2 = -90x^4y^2

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A formula for a function y=f(x) is f(x)=x^2-10x,xless than or equal 5. Find f^-1(x) and indentify the domain and range of f^-1(x

evablogger [386]

F(x) =x² - 10x, f⁻¹(x) =?

1st find the missing square of x²-10x, ==> (x-5)² - 25

y= (x-5)² - 25; replace x by y and v0ce versa: x= (y-5)² -25
or
(y-5)² = x+25
y-5 = √(x+25) and y = √(x+25) -5

Domain = {x∈R: X>= 25} AND Range ={y∈R: y>= 5}

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