5x²+13x-4-17x²-7x+19+15x²+5x-21x-7=
=5x²+15x²-17x² +(13x-7x+5x-21x) -4-7+19=
=3x²-10x+8
Answer:
first one is 7
Step-by-step explanation:
1 is A the domain is the X values meanwhile y is your range.
Answer:
Step-by-step explanation: Given : f(x)=x
4
−3x
2
+4
f(2)=(2)
4
−3(2)
2
+4
=16−12+4=8
Answer:
the answer is a
Step-by-step explanation:
i did the quiz
