titanicvermin16 titanicvermin16

10-05-2018
Mathematics

contestada

Evaluate the expression below when x = -1. 2x2 − 5 x + 9 -7 8 -3 8 -1 8 -1

Respuesta :

popalabdulqayou popalabdulqayou

10-05-2018

plug in the -1 inside the given equation:

y=2x²-5x+9-78-38-18-1

y=2(-1)²-5(-1)-126= -119

Answer Link

Otras preguntas

Which describes the opinion of most Americans as the civil war started

1. A coin is tossed, and a standard number cube is rolled. What is the probability that the coin shows heads and the number cube shows an even number? A.) 1/6 B

Compare dating in Anne Frank's time to the present day

how is continental crust different from oceanic crust

which expression is equvilent to -3 (-6b +5)

solve each quadratic equation. (2x-1)(x+7)=1

How did mountains affect Greek unity

I need help in this question look the A) in the picture

What was Hitler’s master plan for creating an Aryan racial empire?

Acid rain is primarily a problem of: A) developed nations. B) developing nations. C) primate cities. D) urban areas.