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BlackZzzverrR [31]
3 years ago
8

Find the sum of the three expressions and choose the correct answer.

Mathematics
2 answers:
Fofino [41]3 years ago
6 0
The answer will be 5u3v<span> + 3</span>u2v2<span> + 4</span>uv<span> + 5</span>
worty [1.4K]3 years ago
5 0
(-2u^3v + 5uv - 1) +(7u^3v - 2u^2v^2) +(5u^2v^2 - uv + 6)=\\\\ -2u^3v + 5uv - 1 +7u^3v - 2u^2v^2 +5u^2v^2 - uv + 6= \\ \\ (7u^3v-2u^3v)+(5u^2v^2-2u^2v^2)+(5uv-uv)+(6-1)=\\\\ \boxed{5u^3v+3u^2v^2+4uv+5}
You might be interested in
What is 15% of 135, show your work
SIZIF [17.4K]

Answer:

20.25

Step-by-step explanation:

Percentage solution with steps:

Step 1: Our output value is 135.

Step 2: We represent the unknown value with $x$

.

Step 3: From step 1 above,$135=100\%$

.

Step 4: Similarly, $x=15.\%$

.

Step 5: This results in a pair of simple equations:

$135=100\%(1)$.

$x=15.\%(2)$

.

Step 6: By dividing equation 1 by equation 2 and noting that both the RHS (right hand side) of both

equations have the same unit (%); we have

$\frac{135}{x}=\frac{100\%}{15.\%}$

Step 7: Again, the reciprocal of both sides gives

$\frac{x}{135}=\frac{15.}{100}$

$\Rightarrow x=20.25$Therefore, $15.\%$ of $135$ is

sorry if it took to long have a great day and brainliest is appreciated!!!!!

5 0
3 years ago
HELP!! Pls show work
Art [367]
Plug in -6 for a and -5 for b

3(-6)^2 - 4(-5)
3(36)+20
108+20
=120
5 0
3 years ago
3y - 5x = 9<br> Y= -5/3x-12<br> Are the parallel
bija089 [108]

Answer:

Both lines are not parallel

Step-by-step explanation:

Given as :

Two lines equation are as :

3y - 5x = 9   And  y = - \frac{5}{3}x - 12

First line is now written in eq y = mx + c

Or,    3y = 5x + 9

Or,      y = \frac{5}{3}x +  \frac{9}{3}

So, Slop of this line ( m 1 ) =  \frac{5}{3}

     slop of second line ( m 2) is  \frac{- 5}{3}

∵ The slop of both lines are not equal , so the line are not parallel to each other .

Hence Both lines are not parallel     Answer  

6 0
3 years ago
I’ll give brainly
tresset_1 [31]

Answer:

take 45 degree as reference angle

use sin rule

sin 45=opposite/hypotenuse

1/\sqrt{2}=b/10(do cross multiplication)

b\sqrt{2}=10

b=10/\sqrt{2}

Step-by-step explanation:

6 0
3 years ago
Which ordered pair is a solution of the equation y = 5x? (–2, 10) (–5, 25) (–3, 15) (–2, –10)
never [62]
The answer is (-2,-10) you just need to plug them in.
8 0
3 years ago
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