Top answers

All subjects
All levels

y = 4x^2 + 20x + 11 is a curve. Find the minimum point of the curve.

Differentiate equation = 8x+ 20Set differential to 0 and calculate xx = 2.5

MD
Answered by Michael D. Maths tutor
2604 Views

What is the difference between the imperfect and perfect tense in French?

The perfect tense in French is used to describe completed events in the past, i.e. actions that are completely finished. For example, if you wanted to say, 'she played football yesterday', you would use t...

HB
Answered by Hannah B. French tutor
1669 Views

Nitrogen has an atomic number of 7 and mass number of 14, an isotope of nitrogen has a mass number of 17. Explain what an isotope is and state how many electrons, protons and neutrons this isotope has?

An isotope is an derivative of an element that differs from its original type in the number of neutrons it has. N(17) has 7 electrons, 7 protons and 10 neutrons.

MD
Answered by Michael D. Chemistry tutor
12455 Views

Translate the following sentences into French.

'I live in a city' would translate to 'J'habite dans une ville.''My favourite subjects are Spanish and Maths' would translate to "Mes matières preferées sont l'espagnol et les m...

MA
Answered by Maelle A. French tutor
2294 Views

What is photosynthesis?

Photosynthesis is the process plants undergo to make energy. Carbon dioxide + water > oxygen and glucose. Plants need sunlight for this process to occur. The roots of the plant take water from the soil...

MB
Answered by Madeleine B. Biology tutor
2100 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning