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2 years ago

Simplify the expression: ( 1 - ( 9x^2 + 4 ) / 2 ) / ( 1 / 3x - 1 / 2 ) + 1

Mathematics

1 answer:

Yuliya22 [10]2 years ago

8 0

Answer:

First Step

Simplify —

Equation at the end of step

((9•(x2))+4) 1 1

————————————•x))—•x)-—)+1

12 (( 3 2

STEP

Simplify —

Equation at the end of step

((9•(x2))+4) 1 1

————————————•x))—•x)-—)+1

12 (( 3 2

STEP

Calculating the Least Common Multiple

3.1 Find the Least Common Multiple

The left denominator is : 3

The right denominator is : 2

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Rex weighed 80 pounds a year ago. Now he weighs 92 pounds. What is the percent increase in his weight?

bezimeni [28]

So base on the question, that states the weight of Rex from last year to the present, and find its rate if change or percentage of change. To calculate the percentage you must first subtract the said weight in the present to its past then divide it by its past weight then multiply it by 100. So the percentage would be 15 %. I hope this would help

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2 years ago

Which measures of central tendency would be affected if the outlier 11 was added to the following set 27,20,34,37,21,42,39

MrRa [10]

Answer:

Median will not be affected by the outlier.

Step-by-step explanation:

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3 years ago

Please write the answer

Travka [436]

$\sf \dfrac{3^x - 5 \times 3^{(x-2)}}{3^{(x-3)}} \\ \\ \longrightarrow \sf \dfrac{ {3}^{x} }{ {3}^{(x - 3)}} - \frac{5}{ {3}^{(x - 3)} } \times {3}^{(x - 2)} \\ \\ \longrightarrow \sf {3}^{[x - (x - 3)]} - \dfrac{5}{ {3}^{(x - 3)} } \times {3}^{(x - 2)} \\ \\ \longrightarrow \sf {3}^{3} - \dfrac{5}{ {3}^{(x - 3)} } \times \dfrac{ {3}^{x}}{9} \\ \\ \longrightarrow \sf {3}^{3} - \dfrac{5}{ \bigg(\dfrac{ {3}^{x} }{ {3}^{3} }\bigg) } \times \dfrac{ {3}^{x}}{9}\\ \\ \longrightarrow \sf {3}^{3} - \dfrac{ ({3}^{3})( 5)}{ {3}^{x} } \times \dfrac{ {3}^{x}}{9}\\ \\ \sf \longrightarrow {3}^{3} - (5 \times 3) \\ \\ \longrightarrow \sf \: 27 - 15 \\ \\ \longrightarrow \leadsto{\underline{\boxed{\sf{ \pink{ 12}}}}}$

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2 years ago

What is the meaning of meters

horsena [70]

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3 years ago

The G.CD of the number is 17 and the L.C.M is 140,If one of the number is 20, Find the other number

Alik [6]

Answer:

HCF Of two nos. is 17

Let another no. be x

we know that HCF ×LCM = Product of two numbers

17×140=20×(x)

20x=2380

x =2380/20

x=119

The other no. is 119

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2 years ago