Composition of functions

f(x) = 3x + 10
g(x) = x - 2
Find g(f(-10))

• -42
• -26
• -18
• None of these.

Tags

CCSS.HSF-BF.A.1C

p(x) = 3x + 4
q(x) = 2x²
Find p(q(x))

• 10x²
• 18x² + 4
• 6x² + 4

Tags

CCSS.HSF-BF.A.1C

Given that f(x) = x² + x and g(x) = 3x + 1, find the value of f(g(4)).

• 182
• 40
• 61
• None of the Above

Tags

CCSS.HSF-BF.A.1C

When f(x) = 4x+8 and
g(x) = x+3, find
(f⋅g)(x)

• 4x²+24
• 4x²+20x+24
• 4x²+12x+24
• 4x²+4x+24

Tags

CCSS.HSF-BF.A.1C

g(x)=3x+4
h(x)=3x²-1
Find g(h(-1))

• 2
• -2
• 10
• -10

p(x) = 3x + 4
q(x) = 2x²
Find q(p(-2))

• 8
• -8
• 28
• -4

Given that f(x) = x² + x and g(x) = 3x + 1, find the value of f(g(4)).

• 182
• 40
• 61
• 25

f(x) = 3x² - 2x + 5

g(x) = x - 2

Find f(g(5))

• 26

• 70

• 38

• -15

f(x) = 3x² - 5x - 8

g(x) = x - 4

Find g(f(-10))

• 346

• 942

• 130

• 338

f(x) = 3x + 10
g(x) = x - 2
Find g(f(4a))

• 12a + 8
• 7a + 8
• 12a + 4
• 7a + 4