Answers
>
Maths
>
13 Plus
>
Article
If a=4, b=-2.5, c=10, and d=-6, then calculate 1)abc 2) 4(a^2)-2d+b 3)((2d)^2)-4c+(a^2)
4 * (-2.5) * 10 = -1002)4(4
2
) - 2(-6) + (-2.5) = 73.53)(2(-6))
2
- 4(10) + (4)
2
= 120
HM
Answered by
Huw M.
•
Maths tutor
1549 Views
See similar Maths 13 Plus tutors
Related Maths 13 Plus answers
All answers ▸
Find the 100th term in the sequence 3, 7, 11, 15...
How to solve a quadratic equation by using the discriminant or by factoring?
How do I solve simultaneous equations like 2x + 5y = 50 and 3x + y = 23?
Bob has £500 and gives 70% to Edmund and 40% of what is left to George. Work out how much money each person has.