Question

(-1/4a2+5/9b2)(a+b+ab) : a=2 b=3​

Answer 1

Answer:

a=2, b=3

(-1/4a²+5/9b²) (a+b+ab)

=(-1/4×2²+5/9×3²)(2+3+2×3)

=(-1/16+5/27) (5+6)

={(-27+80)/432}×11

=(53×11)/432

=583/432

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Answer 2

Answer:

250.14

Step-by-step explanation:

= (-1/4×2×2 + 5/9×3×2) (2+3+2×3)

= (-1/16 +5/54) (11)

= (-27+8/432) (11)

= (-19/432) (11)

= (22.736) (11)

= (22.74) (11)

= 250.14

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