christian133 christian133

08-10-2020
Mathematics

contestada

Evaluate the expression 7x2−12x+13 when x=4. Show each step of your work by using the math keyboard under this question. First, show the value substituted in for x. Then show each step and rewrite the problem until it is complete

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arickhall6 arickhall6

08-10-2020

Answer:

-21

Step-by-step explanation:

7 x 2=14

14-48+13

14-48=-34

-34+13=-21

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