3 years ago

6th grade math :) only 3 questions

Mathematics

1 answer:

Studentka2010 [4]3 years ago

4 0

Answer:

1.30%

2. 30 questions

3. 60%

Step-by-step explanation:

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bixtya [17]

Answer:

$-2\sqrt{a}$

Step-by-step explanation:

$\lim_{x \to a} \frac{a-x}{\sqrt{x} -\sqrt{a} } \\ =-\lim_{x \to a} \frac{x-a}{\sqrt{x} -\sqrt{a} } \\=-\lim_{x \to a} \frac{(\sqrt{x} -\sqrt{a})(\sqrt{x} +\sqrt{a})}{\sqrt{x} -\sqrt{a} } \\=- \lim_{x \to a} \sqrt{x} +\sqrt{a}\\=-2\sqrt{a}$

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3 years ago

What is the value of b? b/-3=1.5

SVEN [57.7K]

<u> b</u> = 1.5
-3

Cross Multiply

b = - 3 * ( 1.5 )
b = - 4.5

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3 years ago

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Rewrite log[(ac^3/b)]using the properties of logarithms

stellarik [79]

Answer:

1st option

Step-by-step explanation:

$log( \frac{a {c}^{3} }{b} ) \\ = log(a {c}^{3}) - logb \\ = loga + log{c}^{3} - logb \\ = loga + 3logc - logb$

note that the cube is only for c not a

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How do i identify the slope in a math question?

Thepotemich [5.8K]

Answer:

y=mx+b is the equation for a line, x and y being coordinates, m as your slope and b as your y intercept. Slope is rise over run.

Step-by-step explanation:

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How do i do this? can someone help me please

natima [27]

Answer:

i dont know if this is right but the first one is 32.01

Step-by-step explanation:

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