Find an upper limit for the zeros of 2 x4 - 7 x3 + 4 x2 + 7 x - 6 = 0

1 answer:

7 0

Let's solve your equation step-by-step.2x4−7x3+4x2+7x−6=0Step 1: Factor left side of equation.(x+1)(x−1)(x−2)(2x−3)=0Step 2: Set factors equal to 0.x+1=0 or x−1=0 or x−2=0 or 2x−3=0x=−1 or x=1 or x=2 or x=32Answer:x=−1 or x=1 or x=2 or x=32

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Jake earned 30 points out of a total of 43 on his most recent math test. on his social studies test, jake scored 85 out of a pos

djverab [1.8K]

Answer: See explanation

Step-by-step explanation:

Your question isn't really clear but let me help.

For Maths test,

Point earned = 30

Total point = 43

Percentage = 30/43 × 100 = 69.77%

Social studies test

Point earned = 85.

Total point = 124

Percentage = 85/124 × 100 = 68.55%

From the above, we can see that Jake scored a higher percentage in the Maths test.

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3 years ago

The volume of a rectangular tank is 20 000 cm3 . Given that the length is 40 cm and width is 25 cm, find its height

olga nikolaevna [1]

$answer \\ 20 \: cm \\ solution \\ volume = 20000 \: {cm}^{3} \\ length = 40 \: cm \\ breadth = 25 \: cm \\ height = \\ now \\ v = l \times b \times h \\ \: \: \: \: \: \: or \: 20000 = 40 \times 25 \times h \\ or \: 20000 = 1000 \times h \\ or \: h = \frac{20000}{1000} \\ h = 20 \: cm \\ hope \: it \: helps$