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STALIN [3.7K]
3 years ago
7

Tyra competed on a trivia game show. 10 points were awarded for correct answers, and 5 points were deducted for incorrect answer

s. She answered 2 questions correctly, but answered one incorrectly. How many points does she have?
Mathematics
2 answers:
Umnica [9.8K]3 years ago
8 0

Answer:

It is 15

Step-by-step explanation:

Hope this helped have an amazing day!

Aleksandr [31]3 years ago
7 0

Answer:

15

Step-by-step explanation:

10+10-5=15

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Using the expansion for the binomial: ( x^3 − y^4 )^9 :The coefficient for the 6th term is
Lelechka [254]

Answer:

-126

Step-by-step explanation:

For the binomial expression  (a-b)^{n} the coefficient of (r+1)^{th} term is given by {n \choose r} \times -1^{(r)}.

We have to find the coefficient of 6th term in the binomial expansion of

(x^{3}-y^{4})^{9}.

Hence n=9 and r=5

The coefficient of 6th term = {9 \choose 5} \times (-1)^{5}

                                             = -{9 \choose 5}

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3 years ago
Solve each compound inequality. Graph your solutions.<br> 5 + m &gt; 4 or 7m&lt; -35
Yuliya22 [10]

Answer:

Solving the inequality 5 + m > 4\: or\: 7m< -35 we get \mathbf{m>-1\:or\: \:m

The graph of the inequality is shown in figure attached.

Step-by-step explanation:

We need to Solve each compound inequality 5 + m > 4\: or\: 7m< -35

Solving the inequalities

For solving compound inequalities we solve both inequalities simultaneously and find the value of m.

For solving 5+m > 4, we subtract 5 from both sides.

While solving 7m < -35, we divide both sides by 7 to get value of m

Applying these functions we get:

5 + m > 4\: or\: 7m< -35\\m>4-5\:or\:m-1\:or\:m

So, solving the inequality 5 + m > 4\: or\: 7m< -35 we get \mathbf{m>-1\:or\: \:m

The graph of the inequality is shown in figure attached.

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Ivan
28min/2lawns = 14min per lawn. Then 14min * 5 lawns = 70min
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