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RoseWind [281]
3 years ago
5

Can anyone find the value of b?

Mathematics
2 answers:
Pachacha [2.7K]3 years ago
6 0

Answer:

b=56

Step-by-step explanation:

Angles in a straight line add up to 180°.

180-99

=81

Angles in a triangle add up to 180°.

180-81-43=b

56=b

serg [7]3 years ago
6 0

Answer:

b=56

Step-by-step explanation:

first angle is 43

second angle is 180-99=81

the sum of angles of triangle= 180

b+43+81=180

b=180-124=56

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rodikova [14]

The equivalent expression of (q² − r²s) (q⁴ + q²r²s + r⁴s²) is  q⁶  - r⁶s³

<h3>How to factor the expression?</h3>

The expression is given as:

(q² − r²s) (q⁴ + q²r²s + r⁴s²)

Expand the expression

(q² − r²s) (q⁴ + q²r²s + r⁴s²) =  q²(q⁴ + q²r²s + r⁴s²) − r²s(q⁴ + q²r²s + r⁴s²)

Open the brackets

(q² − r²s) (q⁴ + q²r²s + r⁴s²) =  q⁶ + q⁴r²s + q²r⁴s² -q⁴r²s - q²r⁴s² - r⁶s³

Evaluate the like terms

(q² − r²s) (q⁴ + q²r²s + r⁴s²) =  q⁶  - r⁶s³

Hence, the equivalent expression of (q² − r²s) (q⁴ + q²r²s + r⁴s²) is  q⁶  - r⁶s³

Read more about expressions at:

brainly.com/question/11994062

#SPJ1

<h3>Complete question</h3>

Factor the expression. (q² − r²s) (q⁴ + q²r²s + r⁴s²)

6 0
2 years ago
What do you know about expressions and equations? What are some examples of expressions and equations? Have you ever thought abo
aliina [53]

Answer:

Answer: An equations is a number, a variable, or a combination of numbers and variables and operational symbols. An equation is made up of two expressions connected by an equal sign.

Example Expression: 8x+5y-3x-5

Example Equation: 5x-4=x

Step-by-step explanation:

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2 years ago
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-158 is the smaller/lesser number out of the two
8 0
3 years ago
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m∠A = x°       (m∠A is represented by x°)

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