4x² - 49y² = (2x)² - (7y)² = (2x - 7)(2x + 7)
Answer:
B
Step-by-step explanation:
16,x+4
by completing square formula
13.2/ 4 is 3.3 hope this helps
Answer:
f(-3)= 15
Step-by-step explanation:
f(-3) means x is equal to -3
-3 squared - 2(-3)
-3*-3 -2(-3)
*Negative multiplied by a negative equals a positive
9+6= 15
f(-3)= 15
Hope this helps!
Answer:
it's a line
option (b)
Step-by-step explanation:
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