Answer:
2xy(2x+y)
Step-by-step explanation:
Answer:
C aka the third one
Step-by-step explanation:
Answer:
x=68
Step-by-step explanation:
all the angles of a triangle add up to 180. So the third angle in the triangle is 68. 68 and x are vertical angles so x=68
Answer:
a ≈ 14.39
Step-by-step explanation:
7² + a² = 16²
49 + a² = 256
49 - 49 + a² = 256 - 49
a² = 207
√a² = √207
a = 14.3874945699
a ≈ 14.39
Answer:
]-3,7[
Step-by-step explanation:
the domain is from -3 to 7