Answer:
1.D 2.C 3.A 4.B
Step-by-step explanation:
hope this helped
Answer:
x=2
Step-by-step explanation:
2^2=4
2+2=4
Step-by-step explanation:
if x is 7 ok so 2(7)+5
14+5
19
Answer:
0.249874
Step-by-step explanation:
After every 4 digits, n squared is divisible by 8 so we have 1989/4= 497 numbers divisible by 4 after squaring
probability n=497/1989= 0.249874
Probability n=0.249874
Answer:
8
Step-by-step explanation:
5+3 = 8
