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When integrating, why do we add a constant to the resulting equation?

The +c is to represent the loss in information after differentiation. Remember, integration is just the reverse of differentiation. Say we had this function:

f(x) = 2x^2 + 1 And we differentiate: f...

TC
Answered by Tom C. Maths tutor
3787 Views

My teacher has marked 'no creo que es asi' as wrong. Why?

When expressing a negated opinion, you need to use the subjunctive. So it should be 'no creo que sea asi'. This applies to many other opinion verbs, like pensar. Remember: Pienso/creo que... use the indic...

AB
Answered by Amelia B. Spanish tutor
3208 Views

What is 0.032 multiplied by 1000

When we have numbers that are smaller than 1 we use the coma to help us multiplie by 1000. As there are 3 zeros in 1000, we will move the coma on 0.032 3 times to the right to make it bigger. So once woul...

BS
Answered by Bryony S. Maths tutor
4870 Views

When do you use the article with possessive adjectives? And when do you omit?

The general rule of thumb with Italian is that possessive adjectives use a definite article alongside them (e.g. il mio libro, la sua macchina). The only exception to this rule is with family members, whe...

FK
Answered by Freddie K. Italian tutor
3742 Views

How do you solve a simultaneous equation?

Take 2 equations say equation 1: 2y+4x=26 and equation 2: y+3x= 18. What we need to do is make either the two x values or the 2 y values be equal so that we can subtract one of the equations from the othe...

BS
Answered by Bryony S. Maths tutor
3541 Views

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