averagestudent07 averagestudent07

22-01-2021
Mathematics

contestada

Question Progress
24 Marks
If x = 2 and y = 5, work out the value of
a) 10x - 3y
b) 3x^2 + 2y^2
hint:A is 5 but I can't work out B

Respuesta :

goodnessmatthew087 goodnessmatthew087

22-01-2021

Answer:

b=62

Step-by-step explanation:

3(2)^2+2(5)^2

3*4+2*25

12+50=62

Answer Link

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