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Serga [27]
3 years ago
13

Who was responsible for inventing the first working four-stroke engine?​

Mathematics
1 answer:
Verizon [17]3 years ago
7 0

Answer:

Nikolaus Otto was  responsible for inventing the first working four-stroke engine.

​

Step-by-step explanation:

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Gennadij [26K]

Answer:

11=y

66=x

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Step-by-step explanation:

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8 0
2 years ago
Simplify the expression. sine of x to the second power minus one divided by cosine of negative x
slega [8]

Answer:

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Step-by-step explanation:

Simplify the expression.

sine of x to the second power minus one divided by cosine of negative x

(1−sin2(x))/(sin(x)−csc(x))

sin2x+cos2x=11−sin2x=cos2x

cos2(x)/(sin(x)−csc(x))csc(x)=1/sin(x)cos2(x)/(sin(x)− 1/sin(x))= cos2(x)/((sin2(x)− 1)/sin(x))sin2(x)− 1=-cos2(x)cos2(x)/(( -cos2(x))/sin(x))

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4 0
3 years ago
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Ket [755]
Obviously the answer is a
6 0
3 years ago
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Without performing the calculation, estimate which expression is larger. Explain how you know
Naddik [55]

Answer:

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Step-by-step explanation:

Given that,

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Second number: 2 × 10⁵

To compare scientific notation number.

First check the exponent of 10

If exponent is larger then number becomes larger.

First number exponent is 10 and second number exponent if 5

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Therefore,

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6 0
3 years ago
Cd’cost 12.95 and tapes cost 7.95 What is the cost of 2cd’s and 1tape
agasfer [191]

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Step-by-step explanation: Add them up

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3 years ago
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