Answer:
f(-1) = -2
f(0) = 0
f(4) = 8
Step-by-step explanation:
f(x) = 2x
f(-1) = 2(-1)
=> -2
f(0) = 2(0)
=> 0
f(4) = 2(4)
=> 8
Answer:
99
Step-by-step explanation:
99 because x= 10 so 10 times 10 is 100 - 1 will = 99
Answer:
45×7
Step-by-step explanation: