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Liula [17]
3 years ago
13

WhichGiven that f(x) = x² + 5x, evaluate f(-2). of the following is equal to ?

Mathematics
1 answer:
Andrew [12]3 years ago
4 0
F(x)= x²+5x
f(x)= -2²+5(-2)
f(x)= 4-10
f(x)= -6
I hope I helped you :)
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Identify the linear and quadratic factor(s) of the function f(x):
kykrilka [37]

Answer:

f(x) = (x^2 -4) ( x-5)

Here quadratic factor is ( x^2 -4) As x contains power 2

and linear factor is (x-5) as x contains power 1

7 0
3 years ago
A triangle has side lengths of 24 in., 32 in., and 40 in. Is the triangle acute, obtuse, or right? A) right. B) obtuse. C) acute
Feliz [49]
24,  32 ,  40.           Divide through by 8

3,    4,    5,            

The 3 , 4, 5 reminds of the Pythagorean triple, which is a right angled triangle.

So a triangle with sides 24, 32, 40 is a right angled triangle.

Option A.  
8 0
3 years ago
Read 2 more answers
A convex polygon has 24 sides what is the sum of the measure of its interior angles?
ddd [48]
(24-2)180=3960 the answer is 3960
5 0
3 years ago
mario is taking a $2,900, 2-year loan with an APR of 5.44%. what is the montly payment for this loan? round to the nearest cent
sasho [114]

Answer:

The monthly payment for this loan is $127.80

Step-by-step explanation:

The formula of the monthly payment is

M.P=\frac{P(\frac{r}{n})}{1-(1+\frac{r}{n})^{-nt}}

  • P is the initial amount of the loan
  • r is the rate in decimal
  • n is the period of the time
  • t is the time of the loan

∵ Mario is taking a $2,900, 2-year loan with an APR of 5.44%

∴ P = 2,900

∴ t = 2

∵ ART means annual percent rate

∴ r = 5.44% = 5.44 ÷ 100 = 0.0544

∴ n = 12

→ Substitute all these values in the formula above

∵ M.P = \frac{2,900(\frac{0.0544}{12})}{1-(1+\frac{0.0544}{12})^{-(12)(2)}}

→ use your calculator to find the answer

∴ M.P = 127.7992528

→ Round it to the nearest cent ⇒ 2d.p

∴ M.P = 127.80

∴ The monthly payment for this loan is $127.80

4 0
3 years ago
Which of the following would be a good name for the function that takes the length of a race and returns the time needed to comp
ser-zykov [4K]

Answer:

B. Time(length)

Step-by-step explanation:

The function that would be represented as a good name for a function for the length of the race and the return the time required to finished it

here the independent variable or the INPUT is the length while the output would be the time that required to finish it

Hence, the correct option is B,

Therefore all the other options would be incorrect

3 0
3 years ago
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