tessaross50 tessaross50

22-02-2017
Mathematics

contestada

If f(x) = 8 – 10x and g(x) = 5x + 4, what is the value of (fg)(–2)?

Respuesta :

Xander101 Xander101

23-02-2017

f(x) = 8 - 10xg(x) = 5x + 4
(fg)(x) = (8 - 10x)(5x + 4)
(fg)(x) = 40x + 32 - 50x^2 - 40x
(fg)(x) = 32 - 50x^2
(fg)(-2) = 32 - 50(-2)^2
(fg)(-2) = 32 - 200
(fg)(-2) = -168

Answer Link

Otras preguntas

a loan of 900 will be repaid in 36 installments of 30.22what is the finance charge of the loan

The World Almanac is a book that contains what information? A. Synonyms and antonyms B. Abstracts for articles published in magazines C. Biographies of famous

Evaluate the expression below when x = 3. 5x2 - 12 x + 3

Did Diego Riviera's or Frida Kahlo's work influence any artists in the US? do you know any examples for US art inspired by them?

calculate the molar mass of Zn(C2H3O2)2

What were the main problems faced by the unions during the 1800s and how did they overcome them?

why is it important to send probes into space or the moon before sending a human?

57, 66, 75, 84, 93.... find the 250th term of the sequence

Which word or words and punctuation best corrects any errors in the sentence? Watch for the stop sign this intersection is dangerous! A. sign; this B. sign, and

a college graduate expects to earn a salary of $55,000 during the first year after graduation and receive a 4% raise every year after that. What's the total inc