DicedPineBeedles DicedPineBeedles

08-06-2018
Mathematics

contestada

20PTS* - Find f(-1) if f(x)=x^2+2x+7

(with explanation)

Respuesta :

08-06-2018

[tex]f(x)=x^2+2x+7\\\\f(-1)=?[/tex]
Replace x in expression with -1

[tex]f(-1)=(-1)^2+2(-1)+7=1-2+7=6[/tex]
Answer: f(-1) = 6.

Answer Link

Otras preguntas

for what natural values of n are the value of the following expression equal to a natural number: 36-n^2/n^2

The cost of fountain drinks at Hot Dog Hut. volume (fluid ounces) 16 20 30 Double Jeop- cost ($) $1.49 $1.59 $1.89 Eraser No x2 Does this scenario represent a p

Write a linear function f(x) = mx + b for the graph. (-2,-6) (-1,-2.5) (0,1) (1,4.5)

The "off-peak" weekly average cost of hiring a carvan in wales in £520.In July tha average cost increses to £800. calculate the percentage increase in cost give

Mrs. Simpson buys loaves of bread and quarts of milk each week at prices of $1 and 80 cents, respectively. At present she is buying these products in amounts su

Dozier Corporation is a fast-growing supplier of office products. Analysts project the following free cash flows (FCFs) during the next 3 years, after which FCF

a researcher has just completed a study, demonstrating the effectiveness of three daily servings of freshly pressed tomato juice for prevention of cancers of th

Which fact about Hamlet would be most important to a student analyzing the play through a historical lens quizlet?

What is the center of dilation? How do you know?

What Is the Fundamental Attribution Error? The fundamental attribution error refers to an individual's tendency to attribute another's actions to their characte