which follows from the difference-of-squares identity, , with and .
which is due to the Pythagorean identity.
by the distributive property; .
by definition of cotangent, .
due to the Pythagorean identity.
by factorization of the numerator as a difference of squares.
by cancellation of (provided ).
Answer:
a = 11,390,625.
Step-by-step explanation:
a^x/6 = (a^1/6)^x
(a^1/6)^x = 15^x so:
a^1/6 = 15
1/6 ln a = ln 15
ln a = 6 ln 15
ln a = 16.2483
a = 11390625.
Answer:
the boxes to the left should say 2 and and 10 and the box to the right should be 18
Step-by-step explanation: