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svetlana [45]
3 years ago
12

(8 x 10^ -4) x (7.2 x 10 ^5)

Mathematics
1 answer:
antoniya [11.8K]3 years ago
3 0

Answer:

576

Step-by-step explanation:

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To pass science, a student must earn at least a grade of 70. How many students failed this science class?​
Colt1911 [192]

Answer:

7 students.

Step-by-step explanation:

To pass science, a student requires at least 70 grades so students who scored below 70 will be failed.

From the given bar chart we can calculate the number of students who scored below 70 grades

Students who earned 50 - 59 = 2

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Therefore, number of students who failed were

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Which is the polynomial function of lowest degree with rational real coefficients, a leading coefficient of 3 and roots StartRoo
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Answer:

a) f(x)=3x^{3}-6x^{2}-15x+30

Step-by-step explanation:

1) In this question we've been given "a", the leading coefficient. and two roots:

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2) There's a theorem, called the Irrational Theorem Root that states:

If one root is in this form x'=\sqrt{a}+b  then its conjugate x''=\sqrt{a}-b. is also a root of this polynomial.

Therefore

x_3=-\sqrt{5}

3) So, applying this Theorem we can rewrite the equation, by factoring. Remembering that x is the root. Since the question wants it in this expanded form then:

f(x)=3(x-\sqrt{5})(x+\sqrt{5})(x-2)\Rightarrow 3x^{3}-6x^{2}-15x+30

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Y+1=3(x+2) in slope intercept form
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Answer:

y=3x+5

Step-by-step explanation:

y+1=3x+6

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Which of these is a simplified form of the equation 7y + 8 = 9 + 3y + 2y?​
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Answer:

7y +8 is the answer for the question

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What is the product<br><br>(3x-6)(2x²-7x+1) <br><br>​
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Answer: I think its 63−332+45−6

Step-by-step explanation:

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