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How many roots does the following equation have? 2x^2 + 4x +2 = 0

(b 2 - 4ac) 1/2 = 0 ---> 1 root
RB
Answered by Rayan B. • Maths tutor
4294 Views

Using the texts The Great Gatsby, F. Scott Fitzgerald and The Whitsun Weddings, Philip Larkin, discuss how the authors present women.

TOP TIPS: 1) Do your research and know the mark scheme; you will be marked using the AOs (Assessment Objectives). Make sure you know what these include and how you can use them in your writing. If your teach...
MR
Answered by Millie R. • English tutor
5731 Views

Three whole numbers are each rounded to the nearest 10. The sum of the rounded numbers is 70. Work out the maximum possible sum for the original three numbers.

Three whole numbers are each rounded to the nearest 10. The sum of the rounded numbers is 70. Work out the maximum possible sum for the original three numbers.Sum of rounded numbers is 70, rounded numbers ma...
DC
Answered by Daria C. • Maths tutor
13590 Views

Ecrivez environ 50 mots en français: Vous êtes en vacances et vous écrivez à votre ami(e) français(e).

Bonjour Sylvie! Je suis à Marseille, il fait très beau aujourd'hui. Le soleil brille et il ne fait pas trop chaud. L'hôtel où je loge est très agréable: il y a un lit, une grande fenêtre et une salle de bain...
AG
Answered by Anastasia G. • French tutor
3783 Views

Simplify 2a^3 b × 5a^2 b^3

Law of indices : Rule: a^m * a^n = a^m+nTo multiply expressions with the same base, copy the base and add the indices. Lets start with gathering the a's - a^3 and a^2 adding the indices gets a^5Now b's - b^4...
EP
Answered by Elise P. • Maths tutor
4861 Views