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How do I find the nature of a stationary point

Firstly, note that a stationary point can either be a local maximum, local minimum or point of inflexion. Now suppose you have a differentiable function (a graph which has a unique gradient/derivative at eac...
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Answered by Curtis C. • Maths tutor
6705 Views

How do I formulate the conditional tense?

The conditional tense is a bit like the future tense but with different endings. You use the stem of the verb and add on the conditional endings (the same as in the imperfect tense). and example would be the...
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Answered by Scarlett S. • French tutor
2945 Views

Solve the following equation: x^2 - 11x + 18 = 0

Use the factorisation method. Step 1: Rewrite (x + __ )(x + __ ) = 0 Step 2: We need to fill in the blanks. The numbers we require are -2 and -9. Step 3: We need the values of x, so that when the brackets ar...
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Answered by Tutor54985 D. • Maths tutor
19353 Views

Present Indicative Tense (Presente Indicativo): regular verbs of the three conjugations (-are, -ere, -ire and verbs in -isc-)

In Italian, the present indicative tense works much like the present tense in English. You first need to remember that Italian infinitives end in one of three ways (-ARE, -ERE, -IRE) and that are conjugate b...
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Answered by Nadia P. • Italian tutor
8184 Views

Give the pH of an alkaline solution

pH 8-14 (anything above pH 7 can be seen as alkaline)
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Answered by Jodie B. • Chemistry tutor
3261 Views