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ruslelena [56]
4 years ago
5

Find the inner product for (8,4)(2,4)and state whether the vectors are perpendicular.

Mathematics
1 answer:
sp2606 [1]4 years ago
7 0

Answer: C 32;no

Step-by-step explanation:

edge

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-10(1 - 9x) + 6(x - 10) <br> Pics pls
Galina-37 [17]

Answer:

  • \boxed{\sf{96x-70}}}

Step-by-step explanation:

Use the distributive property.

<h3>What is a distributive property?</h3>

Distributive property is a serving to distribute or allot or disperse.

<u>Distributive property:</u>

A(B+C)=AB+AC

A(B-C)=AB-AC

-10(1-9x)+6(x-10)

<u>Expand.</u>

-10(1-9x)

-10*1=-10

-10*9x=90x

\longrightarrow \sf{=-10+90x+6\left(x-10\right)}}

6(x-10)

6*x=6x

6*10=60

6x-60

<u>Rewrite the problem down.</u>

= -10+90x+6x-60

<u>Combine like terms.</u>

90x+6x-10-60

<u>Add the numbers from left to right.</u>

90x+6x=96x

96x-10-60

<u>Finally, subtract the numbers from left to right.</u>

-10-60=-70

\Longrightarrow \boxed{\sf{96x-70}}

Therefore, the final answer is<u> 96x-70.</u>

I hope this helps, let me know if you have any questions.

To learn more about distributive property:

brainly.com/question/2807928

#SPJ1

3 0
2 years ago
Read 2 more answers
Please answer this for me. i have no idea :( please please please, i am desperate.
marysya [2.9K]
<h3>Answer: B) 60</h3>

================================================

Explanation:

Whenever the angle theta is between 0 and 90, the reference angle is exactly that value.

It's only when you get to other quadrants is when things get a bit tricky. Right now we're in quadrant 1, often written as Q1.

-------------------

Extra info:

  • If theta is between 90 and 180, then the reference angle is 180-theta. This region is Q2
  • If theta is in quadrant 3, between 180 and 270, then the reference angle is theta-180. The order of subtraction is important since x-y is the not the same as y-x.
  • Lastly, if theta is between 270 and 360 (in Q4), then the reference angle is 360-theta.
  • As you can see, we have four quadrants starting with Q1 in the upper right corner. Then we move counterclockwise to get Q2,Q3 and Q4.
7 0
3 years ago
Read 2 more answers
PLEASE HELP I WILL GIVE BRAINIEST
balu736 [363]

Answer:

m ≤ - 10

Step-by-step explanation:

m/-5 ≥ 2

Multiply both sides by -5 to isolate m. Because we are multiplying by a negative, we must flip the sign.

m ≤ -10

8 0
3 years ago
Klara downloaded 264 pictures from her cell phone to her computer. These pictures took up 528 megabytes of space on her computer
Feliz [49]
70, because 528 divides by 264 is 2, which means each picture is 2 megabytes, so therefore 35x2 = 70
8 0
3 years ago
Read 2 more answers
I need the help alot​
GuDViN [60]

Answer:

{-5/4, 8}

Step-by-step explanation:

We are given (4u + 5)(8 - u) = 0.  Solve for u by setting each of the factors (4u + 5) and (8 - u) equal to zero and solving each of the resulting equations:

4u + 5 = 0 leads to u = -5/4, and

8 - u = 0 leads to u = 8.

The solutions are {-5/4, 8}

8 0
3 years ago
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