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Yanka [14]
3 years ago
10

What is the dot product of u = (11, 4, -2) and v = (-1, 3, 8)

Mathematics
1 answer:
NARA [144]3 years ago
4 0
11.-1+4.3+-2.8
-11+12-16
-15
I think
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Find the equation of a line that contains the points (6,3) and (6,−2).
RSB [31]

Answer:

x  = 6

Step-by-step explanation:

First find the gradient,

Gradient = \frac{y2-y1}{x2-x1} = \frac{-2-3}{6-6} =\frac{-5}{0} =0

Since this line has no gradient, it means that it's a horizontal or vertical line. We cannot substitute in the values because the gradient is 0 so this line will only be x = 6

3 0
3 years ago
Read 2 more answers
HELP ME PLS
sammy [17]

Answer:

answer is A

Step-by-step explanation:

7 0
2 years ago
What do -4 (x+7)-4 equal
Dima020 [189]

Answer:

-4x-32  Can i please get a brainliest because this correct.

Step-by-step explanation:

−4(x+7)−4

Distribute:

=(−4)(x)+(−4)(7)+−4

=−4x+−28+−4

Combine Like Terms:

=−4x+−28+−4

=(−4x)+(−28+−4)

=−4x+−32

Answer:

=−4x−32

5 0
3 years ago
Help ASAP can u explain a little too? (pls help if u don’t know it don’t answer pls) Thank You:)
larisa [96]
Since they are similar, the dimensions are in the same ratio. L1 = 5, L2 = 15, so they are in a 3:1 ratio. So if V1 = 60, then W1×H1 = 60/5 = 12
W2 must also be 3×W1 and H2 3×H1, and
3×3 = 9. So take 12×9 (W×H1×9) ×15 (L2) = V2
V2 = 12×9×15 = 1620 cm^3

Let me know the right answer when you find out!
8 0
3 years ago
(7-3)x(9-2)= what I am stuck help me
natka813 [3]
7-3=4
9-2=7
4x7=28
Use PEMDAS for order of operations, it will save your life
Parenthesis Exponents Multiply Divide Add Subtract
Multiply and Divide  and  Add and Subtract can be switched around with each other, but multiply and divide always happens before add and subtract. The reason you add first here is because it is in the parenthesis.
3 0
3 years ago
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