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Leni [432]
3 years ago
9

Help me on this math shiiii

Mathematics
2 answers:
Ulleksa [173]3 years ago
8 0

When you multiply two powers of the same base, you sum the exponents:

a^b\cdot a^c = a^{b+c}

So, in this case,

4^4\cdot 4^{-9} = 4^{4-9} = 4^{-5}

Now, negative exponents works like positive exponents, except you have to invert the number: i.e.

a^{-b} = \dfrac{1}{a^b}

So, you have

4^{-5} = \dfrac{1}{4^5}

weqwewe [10]3 years ago
5 0

Answer:

It is d my lord

Step-by-step explanation:

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Therefore Neither option A nor option B will allow them to meet their goal....

Step-by-step explanation:

The Polleys need to save $6,000 over 12 months.

After 7 months they discovered that they have saved $ 3,100 but in actual they have to save $3,500. It means $400 are short. Therefore for the remaining months they must save $6000-$3100 = $2900. They have to save 2900/5 = $580 each month.

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The thickness of a part is to have an upper specification of 0.925 and a lower specification of 0.870 mm. the average of the pro
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To solve this problem, we make use of the z statistic. The formula for the z score is:z score = (x – u) / swhere x is the sample value = 0.90, u is the sample mean = 0.917, and s is the standard deviation = 0.005
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