The fog(1) is -41.
Let ƒ(x) = 5x2 – x + 1 and g(x) = –3x.
Evaluate the composition (ƒ ∘ g)(1).
= f(g(x) where x = 1
= f(-3x)
= -5(-3x)² - (-3x)+ 1
=-5(9x²)+3x+1
fog(x) = -45x²+3x+1
fog(1) = -45+3+1
= -41
Hence, The fog(1) is -41.
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