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crimeas [40]
3 years ago
15

What is the value of 5(y+3)-3x2 when x=4 and y=2? A. –23 B. –10 C. 10 D. 23

Mathematics
2 answers:
pentagon [3]3 years ago
3 0

Answer:

A !

Step-by-step explanation:

Substitute the value of the variable into the expression and simplify.

Hope this helps!

                                                   -Lei

alexdok [17]3 years ago
3 0

Answer:

:D     JK ITS A HAHAHA SCAMMED YOU BAKA

Step-by-step explanation:

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Find a formula for the nth term
vlada-n [284]

The formula for a sequence with first term = 1.7 and common difference 0.5 is: a_n = 1.2 + 0.5n

Step-by-step explanation:

The first term and common difference are used to induce a formula for the arithmetic sequence

The explicit formula for a geometric sequence is:

a_n = a_1+(n-1)d

Given

First term = a1 = 1.7

Common Difference = d = 0.5

putting the values in the formula

a_n = 1.7 + (n-1)(0.5)\\a_n = 1.7 + 0.5n-0.5\\a_n = 1.2 + 0.5n

The formula for a sequence with first term = 1.7 and common difference 0.5 is: a_n = 1.2 + 0.5n

Keywords: Arithmetic sequence, Common difference

Learn more about arithmetic sequence at:

  • brainly.com/question/13218251
  • brainly.com/question/13168205

#LearnwithBrainly

8 0
3 years ago
What is the slope of the line? ​
Alik [6]

Answer:

3 or 3/1

Step-by-step explanation:

count the rise over run from exact pints, I used (-1,3) ans (-2,0)

3 0
3 years ago
Read 2 more answers
Find the volume of the solid of revolution formed by rotating about the x--axis the region bounded by the given curves.
hichkok12 [17]

Answer:

2\pi(e^2-e^{-4})

Step-by-step explanation:

We are given: f(x)=2e^x

So, the integral will be used to calculate the volume.

V = \pi\int\limits^1_{-2}(2e^x)^2dx=\pi\int\limits^1_{-2}4e^{2x}dx=2\pi e^{2x}|^1_{-2} =2\pi(e^2-e^{-4})

5 0
3 years ago
A 4 sided polygon has 2 congruent sides and the non congruent sides are parallel. What is the most accurate name of the polygon?
Harlamova29_29 [7]

Answer:

Trapezoid

Step-by-step explanation:

So there's four sides on a trapezoid. The top and bottom ones are parallel. But they're not congruent. I don't think... Anyway, good luck.

3 0
3 years ago
Read 2 more answers
PLEASE ANSWER ASAP CORRECT ANSWER GETS BRAINLIST
geniusboy [140]

I guess the number 2 is to indicate the question...

Then the equation would be 1/3 - 1/2x = -2/3

1/3 - 1/2x - 1/3 = -2/3 - 1/3

-1/2x = -3/3

-1/2x = -1

-1/2x *2 = - 1*2

-x = -2

-x * -1 = -2 * -1

x = 2

Good luck

5 0
3 years ago
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