Answer: B!
Step-by-step explanation:
Answer is 18
Step by step explanation
6/? = 4/12
?=6*12/4=18
Answer:
SORRY I don't know second number . I did only first .
Answer:
measure of exterior angle is 125°
Step-by-step explanation:
measure of exterior angle is equal to sum of measures of opposite interior angles,
so,
exterior angle ( e ) = 75° + 50°
=》e = 125°
Answer:
x^3+3x^2+9x+27
Step-by-step explanation:

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The factoring of the difference of squares is used (twice):
a² -b² = (a -b)(a +b)