Answer:
Step-by-step explanation:
1) Use the FOIL method: (a+b)(c+d)=ac+ad+bc+bd.
2) Collect like terms.
3) Simplify.
Therefor, the answer is, 10x^3 - 26x^2 - 12x.
Mary has 6 shells. Her friend Tina has 3 times more than Mary. How many shells do the girls have together?
2 answers:
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Answer:
Step-by-step explanation:
8^2+5^2=c^2
64+25=c^2
89=c^2
c= <-- this is the length of the rectangle at the bottom
2^2+()^2=c^2
4+89=c^2
c= <-- length of dotted line (diagonal)
Answer:
Measurement of angle ABC: 120
Measurement of arc ACE: 240
Measurement of arc AB: 60
Step-by-step explanation:
I got it right on my test
