Визначте, скільки дійсних коренів має рівняння (x^(4)-20)sqrt(x+1)=0 ? Виберіть одну відповідь: a. три b. жодного с. два d. один е. п'ять

Juliette wants to buy cereal bars from either the supermarket or the village shop. What is the cost of 12 cereal bars at the cheaper shop? Give your answer in pounds (£) . Supermarket 3 cereal bars =£1.20

Bookwork code: 1 F The cost of 1 cup of tea and 5 cakes is £11 . The cost of 1 cup of tea and 3 cakes is £7 . a) How much do 2 cakes cost? b) How much does 1 cake cost? ?∈∈∈quad cost £7

Which table represents a proportional function (M) x -1 1 3 4 y 0 0 16 30 x -1 1 3 4 y 0 0 16 30 (N) x -3 0 1 4 y -10 -4 -2 4 x -3 0 1 4 y -10 -4 -2 4 (O) x -15 -12 -6 3 y -5 -4 -2 1 x -15 -12 -6 3 y -5 -4 -2 1 (P) x -4 -2 -1 -2 y 9 7 5 9 x -4 -2 -1 -2 y 9 7 5 9

Find the area. Area of ◻=[?]in^(2) Area of Delta= ◻ in ^(2) Remember: A_(@)=bh

Equation: 4//n=1//a+1//b+1//c where n >= 2 a,b and c are positive integers.

Write 0.0000035 in scientific notation. Enter the correct answer in the box. Sigma 7 8 9 4 5 6

Determine whether the relation is a function. c=((7,5),(-3,-4),(1,-1),(4,-7)) Is the relation a function? No Yes

What is the selling price of a 750 stereo if it is on sale at 15% off? a. 112.50 b. 637.50 (c) 527.50

Charlotte is paid £64000 each month. She lives in England and pays Income Tax at the rates shown below: pay nothing on the first £12570 of your wage, pay 20% on the part of your wage that is above £12570 and up to and including £50270 , pay 40% on the part of your wage that is above £50270 and up to and including £125140 . Find the amount of Income Tax taken from Charlotte's pay each month.

A person picks a number between 1 and 248286 . The random variable ' Z ' assigns the 0 to an even number and 1 to an odd number. What number is assigned to 262887 ?