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nika2105 [10]
2 years ago
8

X3-5x2 + 2 = x3 + 17x

Mathematics
2 answers:
Anvisha [2.4K]2 years ago
7 0
{ = square root thing


x3 -5x2 + 2 = x3 + 17x

Move the variables to the left

-5x2 + 2 -17x = 0

Record the terms

-5x2 - 17x +2 = 0

Change the signs

5x2 - 17x -2 = 0

Use the quadratic formula

X = -17 +/- {17x17 -7x5x-2/2x5

X=-17+/- { 289 + 40/10
X=-17 +/- {329/10

{329
47 7

Final answer

Dmitry [639]2 years ago
6 0
How to solve the answer
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-6(y+15)=-3y+6<br> what value of y makes the equation true
AlladinOne [14]

Answer:

y = -32

Step-by-step explanation:

-6(y+15)=-3y+6

Distribute

-6y - 90 = -3y +6

Add 6y to each side

-6y -90+6y = -3y+6y +6

-90 = 3y+6

Subtract 6 from each side

-90 -6 = 3y +6-6

-96 = 3y

Divide by 3

-96/3 = 3y/3

-32 = y

7 0
3 years ago
Read 2 more answers
7800 nm + 95 pm in scientific notation
azamat
7800 nm+95pm=7800* 10^{-9} +95* 10^{-12}
=7800000* x^{-12} +95* 10^{-12} =7800095* 10^{-12} =7.800095* 10^{-6}
3 0
3 years ago
Evaluate f (x) = 3 (2)x for x=-1
kap26 [50]

The value of the function at x = -1 is 5

<h3>What is  function?</h3>

Function can be defined as an expression, rule, or law that defines a relationship between one variable known as the independent variable and another called the dependent variable.

From the information given, we have that;

f (x) = 3 (2)x  with  x=-1

Now, let's substitute the value of x as - 1 in the function given;

f (x) = 3 (2)x

f (x) = 3 (2) -1

Expand the bracket;

f (x) = 6 - 1

f(x) = 5

Thus, the value of the function at x = -1 is 5

Learn more about functions here:

brainly.com/question/6561461

#SPJ1

8 0
2 years ago
Quickly, please, this is timed.
o-na [289]

Answer:

it is the bottom one

Step-by-step explanation:

i think i could be wrong

8 0
3 years ago
Jose took a trip to South Lake Tahoe that took 65 minutes. Jose forgot to check the time as he
GalinKa [24]

Answer:

7:07

Step-by-step explanation:

he started at 7:07 because if you take away 5 minutes from 8:12 you get 8:07 and we all know 60 minutes is an hour so 8:07 minus an hour is 7:07 hope this helps

5 0
3 years ago
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