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Answer:
C
Step-by-step explanation:
They are all integers so they are rational numbers, they are whole numbers as well except there are negative numbers so they are not all natural.
Answer:
(a) 
(b) 
Step-by-step explanation:
Solving (a):

Add 1 to both sides


Solve for x


Solving (b):

Solve for x


Answer:f '(x) = 2(3x2 + 5) + 6x(2x - 1)
= 6x2 + 10 + 12x2 - 6x
= 18x2 - 6x + 10
Step-by-step explanation:
to prove that the triangle is congruent, it should have one of these properties:
side side side
angle angle side
side angle angle
side angle side
angle side angle
right angle hypotenuse side