Answer:
32i + 32j + 120ij + 120
Step-by-step explanation:
U.V = U x V
(-4 - 15j)(-8i - 8j)
= 32i + 32j + 120ij + 120
Answer:
Step-by-step explanation:
Answer:
No
Step-by-step explanation:
Every x value in the domain should only have 1 y value. In the graph, for x=5 (the input) there are 2 y values (6 and -6) so this is not a function.
-11 = a + 7 Given
-7 -7 Subtract 7 on each side to cancel out +7 and isolate variable
-18 = a Answer
Prove.
-11 = -18 + 7 Plug in variable value
-11 = -11
True.