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Solve the equation 3x^(2)-7x+3 giving your answer to three significant figures.

Since there is no further factorisation possible we use the quadratic formula x=[-b±√(b 2 -4ac)]/2a. From the equation in question we have a=3, b=-7, c=3. Substituting into the quadratic formula x=[7±√((-7) ...
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Answered by Benjamin H. • Maths tutor
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Discuss the disadvantages of using a census to gather population data

Many countries all over the world use censuses to gather information about their population. Questions asked in a census include age, gender, nationality, employment and living situation. A census is usually...
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Answered by Aaron M. • Geography tutor
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Explain the formation of a corrie

Corries are geological features that are formed through glaciation. The glacier sticks to the sides of the valley and, as it moves, pulls away large chunks of rock in a process known as plucking. During the ...
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Answered by Aaron M. • Geography tutor
39548 Views

Use the substitution u=4x-1 to find the exact value of 1/4<int<1/2 ((5-2x)(4x-1)^1/3)dx

We are required to solve this integral using integration by substitution, in which we assign a variable to equal a certain region of the integrated function in this case, 4x-1. The purpose of this is to remo...
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Answered by Taylor R. • Maths tutor
6843 Views

What is a key constraint to economic growth and development for developing countries? Explain how so.

One crucial constraint to economic growth and development in developing countries may be human capital inadequacy. For example, only 2.3% of India's population is classified as skilled, with only 44% of the ...
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Answered by Ridhi T. • Economics tutor
5398 Views