Answer:
a.b=[-1]
Step-by-step explanation:
This is a dot product of a and b
a.b =[6,-2,3].[2,5, -1] = [12-10-3] =[-1]
Answer:
a) $525 CAD
b) $168.30 per day
c) $38.05
Step-by-step explanation:
a) <u> 1 USD </u> = <u> 500 </u>
1.05CAD x
cross-multiply: x = $525 CAD
b) 504.90 / 3 = 168.30 per day
c) <u> 1 USD </u> = <u> x </u>
1.05CAD 39.95
cross-multiply: 1.05x = 39.95
x = 39.95 / 1.05
x = $38.05 USD
Answer:
3
Step-by-step explanation:
Answer:
$385
Step-by-step explanation:
7x$40=280
3x$35=105
280+105=385