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sergey [27]
2 years ago
7

8. Evaluate the polynomial function f(x) = -2x4 + 6x3 - 3x + 11 when x = 4 ( -

Mathematics
1 answer:
wlad13 [49]2 years ago
4 0

Answer:

f(4) = -129

Step-by-step explanation:

Substitute the value of x which is 4

f(x) = -2x4 + 6x3 - 3x + 11

f(4) = -2(4)4 + 6(4)3 - 3(4) + 11

f(4) = -2(256) + 6(64) - 12 + 11

f(4) = -512 + 384 - 1

f(4) = -128 - 1

f(4) = -129

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Expon
Tema [17]

A and D , that is, 5∛2x and -3∛2x are sets of the radical expressions listed that could be considered like terms. This can be obtained by understanding what like radicals are.

<h3>Which sets of the radical expressions listed could be considered like terms as written?</h3>
  • Radical expression: Radical expression is an equation that has a variable in a radicand (expression under the root) or has a variable with a rational exponent.

For example, √128, √16

  • Like radicals: Radicals that have the same root number and radicand (expression under the root)

For example, 2√x and 5√x are like terms.

Here in the question radical expressions are given,

  • 5∛2x
  • -4x∛2
  • 5√2x
  • -3∛2x
  • 5x√2x

By definition of like radicals we get that 5∛2x and -3∛2x are like terms since root number and radicand are same, that is, root number is 3 and radicand is 2x.

Hence A and D , that is, 5∛2x and -3∛2x are sets of the radical expressions listed that could be considered like terms.

Learn more about radicals here:

brainly.com/question/16181471  

#SPJ9

3 0
1 year ago
Can somone please help me 25.2÷7.8=
Gennadij [26K]

25.2 / 7.8 = ~ 3.23 hope that helps

5 0
3 years ago
8 more than twice a number is greater then -14
zepelin [54]

Answer:

x>-11

Step-by-step explanation:

2x+8>-14

2x>-14-8

2x>-22

x>-22/2

x>-11

x>-11

4 0
2 years ago
Max makes a scale drawing of distance between Salt Lake City and Arizona. The distance between Salt Lake City and Arizona is 24.
NeTakaya

Answer:

Option D. 7/250 = 24.8/x; 885.71

Step-by-step explanation:

we know that

Using proportion

\frac{7}{250} \frac{cm}{mi}=\frac{24.8}{x} \frac{cm}{mi}\\ \\x=250*24.8/7\\ \\x=885.71\ miles

5 0
3 years ago
Frank works in the supply room of a law firm. At the beginning of the month, he had 22 boxes of pens with 19 pens in each box. A
Gennadij [26K]

Answer:

Find the total pens to start with by multiplying the number of boxes by the number of pens in each box:

22 x 19 = 418.

Now subtract the number of pens left:

418 - 71 = 347

He gave out 347 pens.

4 0
3 years ago
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