The given expression, 81a^6 - 100, is a difference of two squares. The first term 81a^6 is a square of 9a³. The second term, 100, is a square of 10. The factors of the given expression is therefore, (9a³ - 10) x (9a³ + 10).
Answer:
Area of the rhombus is a is a repeating decimal or a rational number.
Step-by-step explanation:
Step-by-step explanation:
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A) 1.29
B) 0.91
C) 0.97
D) 1.05
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Answer:
x= -3
Step-by-step explanation:
3(x-4)= -21
x - 4 = -7( to get this divide both sides of the equation by 3 )
x = -7 + 4 ( add 4 to both sides of the equation)
x = -3 ( then add -7 and 4 to get -3)
So clearly x = -3
HOPE THIS HELPED
Answer:10n^2-10
Step-by-step explanation:5n *2n +5n*2-5*2n-5*2
10n^2+10n-10n-10
