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andreyandreev [35.5K]
3 years ago
9

I need help the test is time and i have 5 min left can y'all pls help pls

Mathematics
1 answer:
lesya [120]3 years ago
3 0

Answer:

divide the figure into two parts.

area of square = side²

area of square =12²

area of square =144

area pf trapezium =1/2×(a+b)×h

area of trapezium =1/2×(12+6)×12

area of trapezium =108

area of polygon=144+108=252 unit²

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Jill collected a total of 19 gallons of honey.if she distributes all of the honey equally between 9 jars,how much honey will be
sergeinik [125]

Answer:

2.1 gaallons of honey

Step-by-step explanation:

If you have to istrubute things then its obvous you need to divide something.  To get 19 equally into 9 containers you divide 19 by 9 an get 2.1

I hope this helped

8 0
3 years ago
(07.08)
Black_prince [1.1K]

If the given expression is simplified we get a. -4x² - 3x + 2.

Explanation:

  • The numerator has three terms while the denominator only has one term. We divide the numerator terms each separately with the denominator term.
  • So 8x³ + 6x² - 4x / -2x becomes (8x³ / -2x) + (6x² / -2x) + (- 4x/ -2x).
  • The simplification of the first term; 8 / -2 = -4, x³ / x = x². So the first term is -4x².
  • The simplification of the second term; 6 / -2 = -3, x² / x = x. So the second term is -3x.
  • The simplification of the third term; -4 / -2 = 2, x / x = 1. So the third term is 2.
  • Adding all the terms we get -4x² - 3x + 2. This is the option a.
6 0
4 years ago
The partial factorization of x2 – x – 12 is modeled with algebra tiles.
garik1379 [7]

Answer:

x² – x – 12 = (x – 4)(x + 3)

Step-by-step explanation:

Identify two numbers that add to -1 and multiply to -12, let's call them p and q.

So ax² + bx + c = (x + p)(x + q)

pq = c

p + q = b.

It is easier to find these numbers by finding factors of -12.

This can be done by splitting the number up until all the numbers are prime.

-12 → 6 × -2 or -6 × 2 → -(3 × 2 × 2)

There can only be two numbers so the only options we have are 6 and -2, -6 and 2, 3, and -4, or -3 and 4.

We can eliminate them by adding them up.

6 + -2 = 4 ≠ -1 so that can't be it.

-6 + 2 = -4 ≠ -1 so that can't be it either.

-3 + 4 = 1 ≠ -1

therefore p and q are 3 and -4 because 3 + -4 = -1.

so x² – x – 12 = (x – 4)(x + 3)

p = -4, and q = 3.

(x – 4)(x + 3) = x(x + 3) – 4(x + 3) = x² + 3x – 4x + 12 = x² – x – 12

7 0
3 years ago
What are the zeros of the quadratic function if it doesn't cross the x-axis
elixir [45]

Answer:

I think it does not have zeros if it doesn't cross the x-axis .

Step-by-step explanation:

Good luck ^_^

3 0
3 years ago
Read 2 more answers
Write the expression as a single natural logarithm;<br> 3 ln 3 + 2 ln x
crimeas [40]

Answer:

ln (27 x²)

Step-by-step explanation:

Given in the question an expression

3 ln 3 + 2 ln x

Step1

Apply power rule

mlnx=lnx^{m}

ln 3³ +  ln x²

Step2

Apply multiplication rule

lnx + lny=ln(xy)

ln (3³ . x²)

3³ = 27

so

ln (27x²)

4 0
3 years ago
Read 2 more answers
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