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MATH SOLVE
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Algebra
Is the solution shown below correct? Explain. 9x+2=8x2+6x -8x2+3x+2=0 x=frac -3 ± square root of 32-4-82 x=frac -3 ± square root of 9-64-16 x=frac 3 ± square root of 55i16
Algebra
4 months ago
A boat is traveling east across a river that is 112 meters wide at 8 meters per second. If the river has a northward current of 5 meters per second, what is the resultant speed of the motorboat rounded to the nearest tenth? 3.0 m/s 9.4 m/s 8.6 m/s x 13.0 m/s + =
Algebra
4 months ago
Increase 56 by 13% Give your answer as a decimal
Algebra
4 months ago
3. In a 100-item test, the passing mark is the 3rd quartile. What does it imply? a, The students should answer at least 75 items correctly to pass the test. b. The students should answer at least 50 items correctly to pass the test. c. The students should answer at most 75 items correctly to pass the test. d. The students should answer at most 50 items correctly to pass the test.
Algebra
4 months ago
3, aFind the value of 35x2+2x-48 when x=25 [21 877] bBy factorizing the expression, show that your answer to part a can be written as the product of two prime factors. [5x+67x-8] 4. Express 272x+1 in the form 3y , stating y in terms of x [y=6x+3]
Algebra
4 months ago
Brooke has scores of 84, 72, 90, 95, and 87 on her first Which could be Brooke's sixth quiz score? Select three five quizzes. After taking the sixth quiz, Brooke's mean options. score increased. 85 90 83 86 92
Algebra
4 months ago
Which events are independent? Choose all that apply. A. There is lightning outside. The baseball game is canceled due to lightning. B. Ahmad flips a coin and records the result. Ahmad flips the same coin again and records the result.. C. One name is randomly chosen from a bag. The name is not replaced and another name is randomly c D. Jason votes for president of the city council in the morning. Hae Sung votes for president of the city co
Algebra
4 months ago
Which of the following describes the probability distribution below? The median is greater than the mean, and the majority of the data points are to the left of the mean. The median is greater than the mean, and the majority of the data points are to the right of the mean. The mean is greater than the median, and the majority of the data points are to the left of the mean. The mean is greater than the median, and the majority of the data points are to the right of the mean.
Algebra
4 months ago
Which of the following illustrates the product rule for logarithmic equations? log _24x=log _24 / log _2x log _24x=log _24 . log _2x log _24x=log _24-log _2x log _24x=log _24+log _2x
Algebra
4 months ago
Use the zero product property to find the solutions to the equation 2x2+x-1=2 x=- 1/2 or x=2 x=-2 or x= 1/2 x=- 3/2 or x=1 x=1 or x= 3/2
Algebra
4 months ago
Determine the correct formula for tan ratio of angle B ？* tan B= length of side adjacent to ∠B/ length of the hypotenuse tan B= length of side opposite to ∠B/ 'length of side adjacent to angle B tan B= length of the hypotnuse/length of sideopposite angle B tan B= length of side opposite to angle B length of the hypotenuse
Algebra
4 months ago
Arithmetic sequence or not? 2,-4, 6, -8, 10, . ..
Algebra
4 months ago
Code: Ma: h5-Qq-v Veek 3 - Evalustion A. Find the volume of the rectangular prisms gien ther emendons 2. I=8cm 3. I=10 m w=3 cm N=5 m 1 1=12,cm h=2 cm h=4 m M=0.0 n=5cm 8. Find the volume of the cubes given their dimensions.
Algebra
4 months ago
The quotient of x4+5x3-3x-15 and a polynomial is x3-3 What is the polynomial? x7+5x6-6x4-30x3+9x+45 x-5 x+5 x7+5x6+6x4+30x3+9x+45
Algebra
4 months ago
Which graph represents the function hx=|x|+0.5 ？
Algebra
4 months ago
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