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 :

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

How does the graph of g(x) = (x + 2)3 − 7 compare to the parent function of f(x) = x3? g(x) is shifted 2 units to the right and 7 units down. g(x) is shifted 7

How much would a computer system cost if you pay $200 down and made 12 monthly payments of only $98.95?

why is know app downloading in my android phone even if I have 900 MB ???

Write a short statement that expresses a possible function between the given variables.(price of a DVD player, demand for DVD player)

Solid sodium oxide and gaseous water are formed by the decomposition of solid sodium hydroxide (NaOH) . Write a balanced chemical equation for this reaction.

Identify the glide reflection rule to map ΔABC onto ΔA′B′C′ in the given figure. Multiple choice:(A.) Translation: (x, y) → (x, y – 4); Reflection across the x-

Please help me with geometry questions :((

In general, the higher the status of women in society, the lower the female life expectancy O the higher the population growth o the lower the fertility rate O

Economic Integration and Contemporary Revolutions

a map has a scale of 1cm:11.5km.two cities are 5.5cm apart on the map.to the nearest tenth of a kilometer, what is the actual distance corresponding to the map