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harina [27]
3 years ago
6

I need help again, plsssssssss help

Mathematics
2 answers:
zalisa [80]3 years ago
3 0

Answer: pretty sure its C.

Step-by-step explanation:

i know its not a or b but i dont know what d means so good luck

TEA [102]3 years ago
3 0
I believe it is C but i'm not sure
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Simplify.<br> Rewrite the expression in the form 4^n<br> (4^6)(4^-8) =
stiks02 [169]

Answer:

  4^-2

Step-by-step explanation:

The rules of exponents tell you ...

  (a^b)(a^c) = a^(b+c)

This means ...

  (4^6)(4^-8) = 4^(6-8) = 4^-2

7 0
3 years ago
Give B= {a,l,g,e,b,r} and C={m,y,t,h} find B U C
masha68 [24]

The union of a collection of sets is the set of all elements in the collection.

We have B = {a, l, g, e, b, r} and C = {m, y, t, h}

<h3>B ∪ C = {a, l, g, e, b, r, m, y, t, h}</h3>
6 0
3 years ago
If a bicycle wheel has a diameter of 21 inches what the exact circumference?
Blababa [14]

Answer:

Circumference = 65.97344573

Step-by-step explanation:

Given the diameter of a circle, we can use the formula C = πd to find the circumference.

C = circumference

π = pi

d = diamater

Equation: 21(π) = 65.97344573

Make sure to round to whatever decimal place is asked for!

6 0
3 years ago
Select all equations that have the same solution as 3x - 12=24
Evgen [1.6K]

Answer:

4

Step-by-step explanation:

3x-12=24

-12 to both sides

3x-12-12=24-12

3x=12

3x/3=12/3x

x=4

7 0
3 years ago
Kylie explained that (–4x + 9)2 will result in a difference of squares because (–4x + 9)2 = (–4x)2 + (9)2 = 16x2 + 81. Which sta
LUCKY_DIMON [66]

The expression (-4x + 9)^2 cannot be equal to (-4x)^2 + 9^2 because it is actually equal to the product of two factors (3 + 2sqrt x) (3- 2 sqrt x). One cannot use obviously distributive property. Hence the answer to this problem should be C. as she did not understand both perfect square trinomial and did not determine the product 
4 0
3 years ago
Read 2 more answers
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