Answer:
9
Step-by-step explanation:
Given
p(x) = 5x² - 3x + 7 ← substitute x = 1
p(1) = 5(1)² - 3(1) + 7 = 5(1) - 3(1) + 7 = 5 - 3 + 7 = 9
Answer:
3x
Step-by-step explanation:
PEMDAS
Parentheses, exponents, multiplication, division, addition, subtraction.
Wouldn't it be 1? Because any number to the zero post power is 1?