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3 years ago

5

Math homework due tomorrow

1 answer:

Margarita [4]3 years ago

8 0

5.5-3b = 2b-6.25 5.5+6.25 = 2b+3b 11.75 = 5b 11.75/5 = 5b/5 2.35 = b

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Evaluate x2 + 3x – 7+ 8 when x = 4.

Karo-lina-s [1.5K]

Answer:

29

Step-by-step explanation:

Since they have given you x = 4, simply sub it into the equation,

(4)^2 + 3(4) - 7 + 8

= 29

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3 years ago

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What’s the difference between linear and non linear functions

Svetach [21]

The equation of a linear function has no exponents higher than 1, and the graph of a linear function is a straight line. The equation of a non-linear function has at least one exponent higher than 1, and the graph of a non-linear function is a curved line

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3 years ago

Please help with this

snow_lady [41]

Answer:

B. $- \frac{9}{8}$

Step-by-step explanation:

$\huge\frac{ - 2 {a}^{ - 3} {b}^{2} }{a} \\ \\ \huge = \frac{ - 2 {b}^{2} }{a \times{a}^{ 3} } \\ \\ \huge = \frac{ - 2 {b}^{2} }{{a}^{ 4} } \\ \\ \huge = \frac{ - 2 \times {3}^{2} }{ {( - 2)}^{4} } \\ \\ \huge= \frac{ - 2 \times 9}{16} \\ \\ \huge \red{= - \frac{9}{8} }$

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2 years ago

Ify is 6 when x is 3 and y varies directly with x, find y when x is 8.

Contact [7]

Y would be 16,

y=kx
6=3k
2=k
y=2(8)
y=16

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3 years ago

Prime numbers less than 50

SVETLANKA909090 [29]

Answer:

2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,83,89,97

Step-by-step explanation:

those are the prime numbers

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2 years ago

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