Answer:
f=127 cm
Step-by-step explanation:
Law of Cosine:
x squared=92 squared+42 squared-2(92)(42)(cos 141)
x squared =8464+1764-7728(cos 141)
x=127 cm
Answer:
52
Step-by-step explanation:
each inch cost 4 cents
X<<span>y+<span>3 its simple here is your answer</span></span>
Answer:
1. 2x−11
2. x²−2x−8
Step-by-step explanation:
1.
Regroup terms.
Expand by distributing terms.
Collect like terms.
Simplify.
2.
Use the FOIL method: (a+b)(c+d)=ac+ad+bc+bd(a+b)(c+d)=ac+ad+bc+bd.
Collect like terms.
Simplify.