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Given that y= x/(2x+5), find dy/dx

Is it integration or differentiation? Differentiation What rule do we use? Since it's a fraction, use the quotient rule Is the rule in the formula book? Yes Identify what u and v equal too. u = x and v = 2x ...
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Answered by Salma A. • Maths tutor
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Why are some electromagnetic waves harmful to humans?

Electromagnetic (EM) waves form the electromagnetic spectrum with a range of wavelengths. EM waves that have wavelengths shorter than those of visible light include ultraviolet light, X rays and gamma rays, ...
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Answered by Keval H. • Physics tutor
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Prove algebraically that the straight line with equation x = 2y + 5 is a tangent to the circle with equation x^(2) + y^(2) = 5

If a line is a tangent to a circle, it will have exactly one point where the line intersects the circle. Therefore, when we set the equation of the straight line equal to the equation of the circle, we shoul...
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Answered by Rawdah H. • Maths tutor
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¿Qué haces en tu tiempo libre?

Soy una persona muy creativa así que mis pasatiempos sean la misma. Me encanta bailar especialmente en estilo urbano o hip hop. Sólo empezó con bailar en mi universidad y el año pasado bailé en un concurso e...
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Answered by Saima A. • Spanish tutor
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Explain the lock and key enzyme hypothesis

Enzymes are specific: meaning that an enzyme's active site is complementary to a particular substrate. In the lock and key hypothesis, a substrate that is complementary to the enzyme binds to the enzyme's ac...
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Answered by Noor A. • Biology tutor
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