1 answer:
Answer:
1
Step-by-step explanation:
note that i = 
, thus
i² = ( )² = - 1
= i² × i² = - 1 × - 1 = 1
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1.) 9(4) + 8(5)
36 + 40 = 74
2.) 2(3) + 8(3)
6 + 24 = 30
3.) 4(5) + 7(5)
20 + 35 = 55
4.) 10(4) + 18(5)
40 + 90 = 130
5.) 2 + 8(1/4)
2 + 2 = 4
6.) 9(1/3) + 8(1/4)
3 + 2 = 5
7.) 3(8) + 7(4)
24 + 28 = 52
8.) 12(1/4) + 16(5)
4 + 80 = 84
Answer:
30.53
Step-by-step explanation:
24 x 1.06 = 24.44 (6% tax added to 24)
24.44 x 1.20 = 30.53 (20% tip added on top)
Answer:
Rule= Y × 10
or
X ÷ 10
Step-by-step explanation:
18 miles drivin in a week
