MATEMATIK SPM : Ubahan Langsung

Given that m is varies directly as n³ and m = 320 when n =4.

Express m in terms of n.

Diberi m berubah secara langsung dengan n³ dan m = 320 apabila n = 4.

Ungkapkan m dalam sebutan n.

• m = 8n³

• m = 7n³

• m = 6n³

• m = 5n³

Given that m is varies directly as n³ and m = 320 when n =4, find the value of m when n =3

Diberi m berubah secara langsung dengan n³ dan m = 320 apabila n = 4, cari nilai m apabila n = 3

• 125

• 135

• 115

• 105

Given that m is varies directly as n³ and m = 320 when n =4, find the value of n when m = 625

Diberi m berubah secara langsung dengan n³ dan m = 320 apabila n = 4, cari nilai n apabila m = 625

• 3

• 2

• 5

• 7

Given that p = ß√q where ß is constant and p = 4.5 when q = 36, calculate the value ß

Diberi p = ß√q dengan ß ialah pemalar dan p = 4.5 apabila q = 36, hitung nilai ß

• 0.25

• 0.75

• 0.33

• 0.5

Given that p = ß√q where ß is constant and p = 4.5 when q = 36, calculate the value p when q = 16

Diberi p = ß√q dengan ß ialah pemalar dan p = 4.5 apabila q = 36, hitung nilai p apabila q = 16

• 3

• 5

• 7

• 9

Given that p = ß√q where ß is constant and p = 4.5 when q = 36, calculate the value q when p = 6

Diberi p = ß√q dengan ß ialah pemalar dan p = 4.5 apabila q = 36, hitung nilai q apabila p = 6

• 81

• 100

• 64

• 49

Given A varies directly with B and A = 18 when B = 6. Express A in terms of B.

Diberi A berubah secara langsung dengan B dan A = 18 dan B = 6. Ungkapkan A dalam sebutan B.

• A = 108B

• A = 3B

• A = 132B

• A = 8B

Given A varies directly with B and A = 18 when B = 6.

Find the value of A when B = 9

Diberi A berubah secara langsung dengan B dan A = 18 dan B = 6.

Cari nilai A apabila B = 9

• 27

• 25

• 54

• 36

Given A varies directly with B and A = 18 when B = 6.

Find the value of B when A = 123

Diberi A berubah secara langsung dengan B dan A = 18 dan B = 6.

Cari nilai B apabila A = 123

• 14

• 24

• 41

• 42

Given MN³ = k, where k is constant.

Which of the following is true?

Diberi M/N³ = k, dengan k ialah pemalar.

Pernyataan yang manakah benar?

• M varies inversely as the cube root of N

  M berubah secara songsang dengan punca kuasa tiga N

• M varies inversely as the cube of N

  M berubah secara songsang dengan kuasa tiga N

• M varies directly as the cube root of N

  M berubah secara langsung dengan punca kuasa tiga N

• M varies directly as the cube of N

  M berubah secara langsung dengan kuasa tiga N