feelingsopeachy feelingsopeachy

10-04-2022
Mathematics

contestada

If f(x) = x^3 - 2x^2 , which expression is equivalent to f(i)?

O -2 + i
O -2 - i
O 2 + i
O 2 - i

Respuesta :

loneguy loneguy

10-04-2022

[tex]\text{Given that,}~f(x)=x^3-2x^2\\\\f(i)=i^3-2i^2\\\\~~~~~~=i^2 \cdot i -2(-1)~~~~~;[i^2=-1]\\\\~~~~~~=-i+2\\\\~~~~~~=2-i[/tex]

Answer Link

fwlandyn fwlandyn

10-04-2022

your answer would be 2-i, your welcome!!!

Answer Link

Otras preguntas

What is the value of the expression? Drag and drop the answer into the box to match the expression. 0.3(14−1)+0.35 I will give branliest to who gets correct ans

please help will give brainlist out

The equation y=0.06x+105 gives the cost y of renting a car if the care is driven x miles. Based on this equation, for every mile the car is driven the cost of

If Sarah walks 5 miles in 50 minutes, then Sarah will walk how far in 80 minutes if she walks at the same speed the whole time? If necessary, round your answer

In the school store, pencils cost 15 cents each and erasers cost 10 cents each. There is no tax. Gabby wants to spend exactly $2.00 on pencils and erasers. How

enter the next 3 terms from the geometric sequence below -2,1,-1/2

2,962.9–4.38 =???? help plss dont know answer

How did Julius Caesar become ruler of Rome?

What is r in the Equation - 15r = 45/7

can y'all help me with this one I'm stumped, 1 + k over 5 equals -1