3 years ago

I've been stuck on this for half an hour

Mathematics

1 answer:

nataly862011 [7]3 years ago

5 0

the slope would be -0.4 sorry I couldn't get the faction

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algol13

Answer:

1) x=30 degrees

2)y=20 degrees

1) 3x+2x+1x= 6x (a triangle is normally 180 degrees) 180 divide 6=30 (this is because 6 Xs make up the triangle)

2) 2y+5y+5+y+15= 8y+20, (since a triangle has 180 degrees) 8y+20=180 (-20 from both sides) 8y=160, 160 divide 8=20

(I hope this makes sense)

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3 years ago

Write the expression as a product of expressions.

scoray [572]

Answer:

$a^2(ab^{3}-b^{2}-c^{2})$

Step-by-step explanation:

Given

$a^{3}b^{3}-a^{2}b^{2}-a^{2}c^{2}$

Required

Factor

$a^{3}b^{3}-a^{2}b^{2}-a^{2}c^{2}$

Factor out $a^2$

$a^2(ab^{3}-b^{2}-c^{2})$

<em>The expression cannot be further factored</em>

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Step-by-step explanation:

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Alex17521 [72]

Answer:

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Step-by-step explanation:

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