1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Lunna [17]
3 years ago
6

F(x) = -4x2 + 19 Find f(-7)

Mathematics
1 answer:
faust18 [17]3 years ago
7 0

Step-by-step explanation:

Solution,

f(x) = -4x2 + 19

f(x)=-8+19

f(x)=27

As it is a constant function, therefore

f(-7)=27

You might be interested in
It takes Jimmy 11 minutes to sweep a porch.
lara31 [8.8K]
Like 6 minutes or somthin
4 0
3 years ago
Read 2 more answers
Can someone help me with the questions in the picture?
jolli1 [7]

Answer:

1. x= -4

2. x= 18

3. x= -15

4. x = 6

Step-by-step explanation:

Use relationship of angles to create equations and solve for x

6 0
3 years ago
Read 2 more answers
Factor 4x^2+28x-32=0
Luda [366]
Let's solve your equation step-by-step.
<span><span><span><span>4<span>x^2</span></span>+<span>28x</span></span>−32</span>=0
</span>Step 1: Factor left side of equation.
<span><span><span>4<span>(<span>x−1</span>)</span></span><span>(<span>x+8</span>)</span></span>=0
</span>Step 2: Set factors equal to 0.
<span><span><span>x−1</span>=<span><span><span>0<span> or </span></span>x</span>+8</span></span>=0
</span><span><span>x=<span><span>1<span> or </span></span>x</span></span>=<span>−<span>8</span></span></span>
8 0
3 years ago
Read 2 more answers
Write an equation for: The length of a rectangle is 6 times the width. use the variables l and w
Fittoniya [83]
L=6w would be an equation for the length of a rectangle that is 6 times the width
8 0
3 years ago
225 students appeared at an examination. Among them, the ratio of the number of students who passed in the first and in the seco
USPshnik [31]

(i) the number of students who passed in the first and in the second division

         76+95=171 students

(ii) The ratio of the number of students who passed in the first second and in the third division.

RATIO  is    4:5:(25/19)       or          4:5: 1.3157894…….

225-29=196 (29students failed)

196-25=171. (Subtract 25 students from the 3rd division)

4x+5x= 171 (171 students from 1st and second division)

9x=171

         X=19

4x19=76        5x19= 95         1.31578.....x19= 25

7 0
2 years ago
Other questions:
  • Please identify the following. 15:50 = ?/100 <br> What is the percent?
    14·2 answers
  • On marys walk, she covered the 3 mile distance in one hour. However, the return trip took an hour and a half. What was her avera
    13·2 answers
  • (3^5)^2/3^-2<br><br> Simplify please
    7·2 answers
  • Can someone help me out my grads are bad
    6·1 answer
  • What is the Mean Absolute Value?​
    13·2 answers
  • Please help it’s due tomorrow!
    13·2 answers
  • Break apart addendsas tens and ones <br> 33<br> +49
    9·1 answer
  • What is the word form for 6.005
    9·1 answer
  • Please show step by step need it now
    10·1 answer
  • The length of a rectangular floor is two ft more than its width. If the area of the floor is 63 ft, find the length and the widt
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!