justice118 justice118
  • 01-05-2014
  • Mathematics
contestada

if f(x)=3x+7 and g(x)=2x-5 find g(f(-3))

A. -26 B.-9 C. -1 D. 10

Respuesta :

Lilith
Lilith Lilith
  • 01-05-2014
[tex] f(x)=3x+7 \\ g(x)=2x-5 \\ \\ g(f(-3)) = ? \\ \\f(-3)=3x+7 =3 \cdot (-3)+7=-9+7=-2 \\ \\ g(-2)=2x-5 =2*(-2)-5=-4-5 = -9\\ \\ g(f(-3)) = -9 \\ \\ Answer: \ B.) \ \ -9[/tex]
Answer Link

Otras preguntas

Consider: 222× −322 = 33 6×922 Do you agree or disagree? _____________ Justify your choice:
Under the land lottery system, which three groups were given a chance to participate?
Xjjxjxjotdriskrsktstkstkstksglwglwtlwltwtldlts
A bottle has 900 coins consisting of 20c and 50c coins. There are eight times as many 20c coins as there are 50c coins. Calculate the total amount of money in t
Determine the number of significant figures in the following result: The scientist measures the rate to be 7.030×10^-3 meters/second. Number of significant fi
what is the total of 4(n+7) ?
what does TVET stand for?​
An article was sold for rupees 920 with a loss of 8%. What was its cost price? provide the formula also.
State Newton’s First Law
express x in terms of a and b x/a+1=b