Answer:
jokes . knowledge2
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familiarity
Answer:
subtraction
Step-by-step explanation:
x +15 = 9
-15 = -15
x = -6
10x^5 - 16x^4 + 4x^2
Factor out what they have in common: 2 and x^2
2x^2(5x^3 - 8x^2+2)
Answer:
240
Step-by-step explanation:
To evaluate the expression for specific numerical values, put the numbers in place of the corresponding variables, and do the arithmetic. A calculator or spreadsheet can help you with this.
p^2q^2+pq–q^3–p^3
= 4²(-4)² +4(-4) -(-4)³ -4³
= 4⁴ -4² +4³ -4³
= 4²(4² -1) = 16(15) = 240
The value of the expression is 240.