Answer:
140°
Step-by-step explanation:
The other angle inside is 40 so 180-40 is 140°
Answer:
General equation of a line:

then express in that form:

Answer:
X elevated to 21/25
Step-by-step explanation:
Exponent law say you have to multiplied the exponents:
(3/5)*(7/5) =
21/25
The mistake was using sumatory instead multiplication.
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