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gulaghasi [49]
2 years ago
11

Evaluate the expression: (x+y)2 when x=2 and y=-5​

Mathematics
1 answer:
irakobra [83]2 years ago
7 0
I’m pretty sure it’s -6

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Expand the following - (-3x + y + z) square​
lbvjy [14]

Answer:

9x square + y squared + z squared

Step-by-step explanation:

Multiply all the numbers by '-'. Then square them all

3 0
2 years ago
[2x(3+5)+6]x4 what is the value of this expression
Gekata [30.6K]

Answer:

16x5+6x4

Step-by-step explanation:

(2x(3+5)+6)(x4)

=(2x(3+5)+6)(x4)

=(2x(3+5))(x4)+(6)(x4)

=16x5+6x4

5 0
2 years ago
Read 2 more answers
Q # 4 anybody help me please
Marysya12 [62]

<u>Answer</u>

-5/3, -1,  0.7,  √2,   √5


<u>Explanation</u>

√5 = 2.236

-1 ⇒ this is less than 1.  

-5/3 = -1.666667    this is less than 1.  -5/3 < -1

0.7 > -1

√2 = 1.414        ⇒     √5 > √2

Arranging them from the least to the greatest;

-5/3, -1,  0.7,  √2,   √5

8 0
2 years ago
A freight train is traveling at an average rate of 45 miles per hour. Which equation represents the situation?
ollegr [7]
Hi there!

The answer would be A. m = 45h

Hope this helps
6 0
2 years ago
Read 2 more answers
Calculate the value of 18(-3)
Anon25 [30]

Answer:

-54

Step-by-step explanation:

4 0
2 years ago
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