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If x = 3 and y = 5, work out the value of
b) 2x2 + 3y2

Sagot :

Itayabrahamitayidn

Answer:

42

Step-by-step explanation:

2*3*2+3*5*2=12+30=42

Emanshahzadi929idn

Answer:

[tex]93[/tex]

Step-by-step explanation:

Given:

If [tex]x=3[/tex] & [tex]y=5[/tex], find [tex]2x^2+3y^2[/tex]

Solution:

Replace 3 with x and 4 with y:

[tex]2(3)^2+3(5)^2[/tex]

[tex]=2(9)+3(25)[/tex]

[tex]=18+75[/tex]

[tex]=93[/tex]

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