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alexgriva [62]
3 years ago
5

The fourth term in the expansion of the binomial (2x + y2)5 is

Mathematics
1 answer:
Irina-Kira [14]3 years ago
4 0

(2x+y2)5 = 32x5 + 160x4y + 320x3y2 + 320x2y3 + 160xy4 + 32y5

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If sally has 8 dog and lost 2, how many does she have left ?
Sedaia [141]

Answer:

Six dogs remaining

Step-by-step explanation:

Sally has 8 dogs in total and loses 2

Basically she has 8 dogs and 2 are lost, this is represented by:

8 - 2

Solve:

8 - 2 = 6

Therefore, Sally has six dogs left.

6 0
3 years ago
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Use the Factor Theorem to find ALL zeros of f(x) = x^3 - x^2 - 11x + 15, given that 3 is a zero. Show all work and express zeros
ELEN [110]

Answer:

Step-by-step explanation:

by synthetic division

3) 1   -1   -11    15

|       3     6   -15   (add)

____________

   1     2    -5 |0

x²+2x-5=0

x=\frac{-2 \pm\sqrt{2^{2} -4*1*-5} }{2*1} \\or~x=\frac{-2 \pm\sqrt{4+20} }{2} \\or~x=\frac{-2 \pm2\sqrt{6} }{2} \\or ~x=-1 \pm \sqrt{6}

5 0
3 years ago
There are 125 students in sixth grade. 2/3 of the sixth graders ride the bus. How many sixth graders ride the bus?​
Luden [163]
125 ÷ 3 = 41.6666666667

41.66666666667 X 2
= 83.3333......
Technically not correct, because you cannot split sixth graders into pieces, so you would probably round it to 84 students.
3 0
3 years ago
Identify the real and imaginary parts of the following complex number: 39i
Nataliya [291]

Answer:

An i is an imaginary value.  So 7i is the imaginary part and 9 is the real part.

Hope this helps!!

3 0
2 years ago
What is y in this equation 6x+5y=-15
marishachu [46]

Answer:

y= -3 -6x/5

Step-by-step explanation:

6x+5y=-15

-6x          -6x

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

5y = -15 - 6x

divide both sides by 5

5y/5= -15/5 - 6x/5

y= -3 -6x/5

5 0
3 years ago
Read 2 more answers
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