15-09-2016
Mathematics

contestada

If f(x) = 2 ^{2} - x, find f(-3).

Respuesta :

dharazzz dharazzz

15-09-2016

fx=2x-x
f=2x/x-x
f=2-x
-3*f=-3f
-3f=-3*(2-x)
-3f=-6+3x

Answer Link

15-09-2016

Plug in -3 for x. So 2^2 - -3=4+3. The answer is 7. f(-3)=7.

Answer Link

Otras preguntas

Where did Marco Polo travel during his lifetime, and what were his goals?

Which number satisfies the inequality 9h + 15 > 55?

Which sentence is punctuated correctly? “Yes,” the lady said, I would love to dance with you. “Yes” the lady said “I would love to dance with you.” “Yes,” the l

What is the value of (8 – 5)!? A. 6 B. 24 C. 40,200 D. 5040

determine whether 306 is divisible by 2, 3,4,or 6

what are two disadvantages of asexual reproduction

What type of language is Russia? A.) Romance B.) Slavic C.) English D.) German

the two complementary strands of DNA are held together by

Which ratio is not equivalent to 24/36 ? A. 4/6 B. 48/72 C. 3/4 D. 12/18

What economic, social or political changes are needed to improve Haiti?