Pāngarau

tau whakarea

coefficient, multiplier

tūingoa

WHAKAMĀRAMA

Ko te tau e whakareatia ana ki tētahi taurangi. I roto i te kīanga nei 3a + 5h, ko te 3 te tau whakarea i te taurangi ‘a’, ko te 5 te tau whakarea i te ‘h’.

The number that a variable is being multiplied by. In the expression 3a + 5h, 3 is the coefficient of the variable ‘a’, and 5 is the coefficient of ‘h’.

Tauira KŌrero

He aha te tau whakarea i te ‘a’?

He tōraro, he tōrunga rānei te tau whakarea?

Ko tā te tau whakarea o te x i te whārite rārangi y = 3x + 2, he tohu i te rōnaki o te rārangi.

WhakamĀrama Āpitihanga

Ka tapaina tētahi o ngā tau i roto i te paheko whakarea ki te ingoa ‘tau whakarea’:

Koinei te ture hei tātai i te horahanga o tētahi porowhita: H = πp2 (H = horahanga, p = pūtake, π = 3.14 ... tētahi tau pūmau). Ko te π te tau whakarea.

Tauira KŌrero

He aha te tau whakarea i te ‘a’?

He tōraro, he tōrunga rānei te tau whakarea?

Ko tā te tau whakarea o te x i te whārite rārangi y = 3x + 2, he tohu i te rōnaki o te rārangi.

WhakamĀrama Āpitihanga