Take a better pic and I can help
Answer:
-58
Step-by-step explanation:
We are to find tfhe dot product of u=<-8,9> and v=<5,-2>
u*v = <-8,9>*<5,-2>
u*v = -8(5)+9(-2)
u*v = -40 - 18
u*v = -58
Hence the product of the vectors is -58
Answer:
each ticket cost $3.25
Step-by-step explanation:
24-11=13
13÷4=3.25
Answer:
81
Step-by-step explanation:
162 divided by 2
Length = width +6
L * (L - 6) = 135
L^2 - 6L = 135
L^2 - 6L -135 = 0
Length = 15
Width = 9