=9х^2-36х+36+16х^2-81+100х=25х^2+64х-45
при х=-3
25х^2+64х-45=25*(-3)^2+64*(-3)-45=-12
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=9х^2-36х+36+16х^2-81+100х=25х^2+64х-45
при х=-3
25х^2+64х-45=25*(-3)^2+64*(-3)-45=-12