October 2018 1 114 Report

Zapisz w jak najprostszej postaci.

a) 16(¼a - 0,1)

b) ⅙(0,5b + 3)

c) -0,7(2c - 0,4)

d) 3x(-2 + 0,3x)

e) ⅖y(20y - 0,5)

f) -1,2z(0,1 - 5z)

g) -25 × 3s - 4/5

h) 16t × 5-2t/8

i) 3(-a + 4) - ½(6 - a)

j)1,1(2b - 5) - 0,8(2 - 0,3b)

k) 15 × 2y - 5/3 - 8 × 3-7y/4

l)6s - 5/2 + -2s + 7/6

Uprość wyrażenia

(2x - 3)(x + 7)

(4-5y)(1-6y)

-(3+2x)(x -2)

(3a+5)²

(3a - 5)²

(a+3)(a -3)

(0,2 - ⅖z)(10z +1)

-(⅓w -½)(4w+6)

(0,2c - 0,1)(o,2c + 0,1)

Pomóżcie mi prosze ?!!!!!


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