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What is the difference between a longitudinal and a transverse wave?

First it's important to remember that a wave isn't an object that is moving. When a wave moves through a substance the particles of the substance move side to side or backwards and forwards around their o...

MB
Answered by Maya B. Physics tutor
7170 Views

What is the length of the hypotenuse in the right angled triangle to one decimal place? (a=5cm, b=4cm)

Step 1. Use the formula a2+b2=c2

Step 2. Square a and b to find a2=25 and b2=16

Step 3. Add a2 and b2 to find c

ER
Answered by Eleanor R. Maths tutor
3728 Views

What is the difference bewteen a gerund and a gerundive?

Technically speaking, a gerund is a verbal noun and a gerundive is a verbal adjective. Gerunds and gerudnives both look very similar - the key feature in the words is a 'nd'. For example: amandi, vivendo,...

DP
Answered by Dharaa P. Latin tutor
6741 Views

Prove the quadratic formula for ax^2 + bx + c = 0, where a is non 0 and a,b and c are reals.

By completing the square: ax^2 + bx + c = 0 => x^2 + (bx)/a + c/a = 0 (divide both side by a, since a is non-zero) => (x + b/(2a))^2 + c...

SN
Answered by ShenZhen N. Maths tutor
8923 Views

Evaluate the indefinite integral: ∫ (e^x)sin(x) dx

Note: for what’s about to come, ' denotes derivative with respect to x. Method 1 (integration by parts): let I = (e^x)sin(x) dx let u = sin(x)...

SN
Answered by ShenZhen N. Maths tutor
12102 Views

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