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3 years ago

10

Select the two binomials that are factors of this trinomial.

1 answer:

lutik1710 [3]3 years ago

5 0

Answer:

(x-6) (x+5)

Step-by-step explanation:

x^2 - x - 30

What two terms multiply to -30 and add to -1

-6 *5 = -30

-6+5 = -1

(x-6) (x+5)

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Step-by-step explanation:

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The line L passes through the points (5, -5) and (1, 2).<br> Find the gradient of line L.

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Explanation:

$\sf gradient = \dfrac{y_2-y_1}{x_2-x_1}$

<u>Insert the following values.</u>

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3 years ago

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باستعمال log4 2=0.5 فإن قيمة log4 32 هي

11Alexandr11 [23.1K]

Answer:

$\mathbf{\log_432}=2.5$

Step-by-step explanation:

$\log_42=0.5$

حن بحاجة إلى إيجاد $\log_432$

دع $\log_432=x$

$\log_42\times 2\times 2\times 2\times 2=x$

$\Rightarrow x=\log_42^5$

$\Rightarrow x=5\log_42$ $[\because \log_ab^x=x\log_ab]$

$\Rightarrow x=5\times0.5$

$\Rightarrow x=2.5$

$\mathbf{\therefore\log_432=2.5}$

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