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Solve the quadratic equation 4x^2 - 5x -6 = 0

First factorise the equation : you need to find two value which multiply to give (4 x -6) = -24 and add to equal -5,these two numbers are -8 and 3. Then write the equation as follows:4x 2 - 8x +3x - 6 =0 We ...
KS
Answered by Katie S. • Maths tutor
9101 Views

What is the difference between these two sentences, and which one is correct: 1) La gente quiere que haya más agua. 2) La gente quieren que hay más agua.

This question tests the student's knowledge of the use of singular and plural pronouns, as well as the subjunctive. La gente (the people) is singular, so should be followed by a singular verb, as seen in sen...
DD
Answered by David D. • Spanish tutor
4631 Views

Integrate ln(x) with respect to x.

Here we can use integration by parts. Notice that ln(x) can be written as ln(x) 1, so we can integrate 1 and differentiate ln(x). Then using the formula int(u v') dx = uv - int(u' v) dx, we find that the int...
TW
4671 Views

What is an enzyme?

Protein.Catalyst.Not used up in the process.An enzyme is a protein which acts as a catalyst to speeds up a reaction but is not used up in the process.
AL
Answered by Alexander L. • Biology tutor
3159 Views

Being a doctor can be challenging. Describe a time when you demonstrated working under pressure.

Develop based on STARR approach (Situation Task Action Result Reflection). To also assess body language, speech (fluency, speed, confidence etc.) Domains asked will be linked to ‘Tomorrow’s Doctors - GMC 201...
AL
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